Search class reactions
Are you searching for an alternative drug within a class because your patient has suffered an allergic reaction to the one currently prescribed? Use the search class reaction tool to provide a quick guide to the drugs within the class to see if they are known to cause the reaction.
Select the class and at least one reaction to initiate your search. Results will update automatically as you add new reactions; there is no need to refresh the page. You may search up to six different reactions.
In the left hand column your results will show all the drugs within the selected class in the Litt’s Drug Eruption & Reaction Database. Each reaction will appear in subsequent columns. Where the drug has the reaction, the column will have Yes; if not, the column will have No. Where the reaction is also supported by evidential references in PubMed, the number of these in the database will appear in square brackets.
Drug names and positive results are hyperlinked to the relevant profile within the database. From the drug profile page you can also click directly through to any of the hyperlinked references for more information if required.
Reactions are hyperlinked to the relevant adverse reaction description page within the database so you can see other drugs which are known to cause the reaction.
Class
Reactions (up to six)
Abdominal distension Abdominal pain Abnormal dreams Abnormal hair growth Abnormal hair texture Abnormal nail growth Abnormal vision Abrasion Abscess Acantholysis Acanthosis nigricans Accommodation disorder Acidosis Acne keloid Acneform eruption Acneform papular Acneform pustular Acral desquamation Acral erythema Acral necrosis Acral purpura Acral sclerosis Acrodermatitis enteropathica Acromegaloid features Acromegaly Actinic granuloma Actinic keratoses Acute coronary syndrome Acute disseminated encephalomyelopathy Acute intermittent porphyria Acute respiratory distress syndrome Acute retinal necrosis Adrenal insufficiency Adverse effects AGEP Ageusia (taste loss) Aggression Agitation Agranulocytosis Air embolism Akathisia Alanine aminotransferase (ALT) increased Albuminuria Alkaline phosphatase (ALP) increased Alkalosis Allergic reactions Allodynia Alopecia Alopecia areata Alopecia totalis Alopecia universalis Altered mental status Alveolar hemorrhage (pulmonary) Alveolitis Amblyopia Amenorrhea Amnesia Amyloidosis Amyotrophic lateral sclerosis Anaphylaxis Anemia Anetoderma Aneurysm Angina Angioedema Angiofibromatosis Angiogenesis Angiokeratoma Angioma Angiopathy Angular stomatitis Anhidrosis Anisocoria Anorectal discomfort Anorexia Anorgasmia Anosmia Antecollis Anticoagulation Anticonvulsant hypersensitivity syndrome Antiphospholipid antibody syndrome Anuria Anxiety Aortic dissection Aphasia Aphthous stomatitis Aplasia cutis congenita Apnea Appendicitis Appetite decreased Appetite increased Application-site anesthesia Application-site bullae Application-site burning Application-site cellulitis Application-site dermatitis Application-site edema Application-site erythema Application-site exfoliation Application-site fixed eruption Application-site induration Application-site infection Application-site irritation Application-site pain Application-site pruritus Application-site reactions Application-site stinging Application-site vesicles Application-site xerosis Aquaresis Arachnoiditis Arm pain Arrhythmias Arterial occlusion Arterial thromboembolism Arteriosclerosis Arthralgia Arthropathy Ascites Aseptic meningitis Aspartate aminotransferase (AST) increased Asthenia Asthenopia Asthma Asystole Ataxia Atelectasis Atopic dermatitis Atrial fibrillation Atrial flutter Atrioventricular block Atrophic nails Atrophie blanche Atrophy Azoospermia Azotemia Back pain Bacteremia Bacterial infection Balance disorder Balanitis Baller-Gerold syndrome Basal cell carcinoma Beading Beau's lines Behçet's disease Behavioral disturbances Berloque dermatitis Biliary colic Biliary pseudolithiasis Black bone disease Black stools Black thyroid syndrome Black tongue Blackwater fever Bladder cancer Bladder disorder Bleeding Blepharitis Blepharoconjunctivitis Blepharoptosis Blepharospasm Blindness Blood pressure variations Blue lunulae Blue toe syndrome Bone loss Bone marrow suppression Bone or joint pain Bone tumor Bowel complications Bowen's disease Bradyarrhythmia Bradycardia Bradykinesia Bradyphrenia Bradypnea Brain abscess Brain atrophy Brainstem dysgenesis Breast abscess Breast atrophy Breast cancer Brittle hair Brittle nails Bromhidrosis Bronchitis Bronchospasm Brugada syndrome Bruising Bruxism Bullae Bullous acral erythema Bullous dermatitis Bullous impetigo Bullous lichen planus Bullous pemphigoid Bundle branch block Burning Burning mouth syndrome Buschke–Lowenstein penile carcinoma Butterfly eruption on the face Café-au-lait macules Calcification Callus Cancer Candidal vaginitis Candidiasis Capillaritis Capillary leak syndrome Carcinoma Carcinosarcoma Cardiac arrest Cardiac disorder Cardiac failure Cardiac tamponade Cardiogenic shock Cardiomyopathy Cardiotoxicity Carotenemia Carotid artery dissection Carpal tunnel syndrome Cataplexy Cataract Catatonia Catheter-related infection Cellulitis Central anticholinergic syndrome Cerebellar degeneration Cerebellar syndrome Cerebral edema Cerebral hemorrhage Cerebral ischemia Cerebral vasculitis Cerebrovascular accident Cervical stenosis Chalazia Charles Bonnet syndrome Cheilitis Chest pain Chiasmal neuritis Chills Chloasma Cholangitis Cholecystitis Cholelithiasis (gallstones) Cholestasis Cholesteatoma Chondritis Chondrolysis Chorea Choreoathetosis Chorioretinopathy Choroidal detachment Chromatopsia Chromaturia Chromhidrosis Chrysiasis Churg-Strauss syndrome Cicatricial pemphigoid Circulatory collapse Clammy skin CNS depression Coagulopathy Coarse facies Coarsening of skin Cobblestone papillae Cognitive impairment Cold extremities Cold microabscesses Cold urticaria Colitis Collagen disease Collodion-like skin Coma Compartment syndrome Compulsions Condylomata acuminata Confusion Congenital malformations Congestive heart failure Conjunctival edema Conjunctival erythema Conjunctival hemorrhage Conjunctival hyperemia Conjunctival injection Conjunctival pigmentation Conjunctival redness Conjunctival ulceration Conjunctivitis Constipation Contact dermatitis COPD Corneal abnormalities Corneal deposits Corneal dysplasia Corneal edema Corneal erosion Corneal infiltrates Corneal melting Corneal opacity Corneal perforation Corneal scarring Corneal staining Corneal ulceration Coronary arteriospasm Coronary spasm Coronary spastic angina Coronary vasospasm Cotton wool spots Cough Cramps Creatine phosphokinase increased Crohn's disease Crusting Crystal precipitation Crystalluria Curly hair Cushing's syndrome Cushingoid features Cutis laxa Cyanopsia Cyanosis Cyst Cystitis Cytokine release syndrome Cytopenia Dandruff Dapsone syndrome Darier's disease Death Decreased consciousness Deepening of upper lid sulcus Defecation Dehydration Delirium Delusions Delusions of parasitosis Dementia Demyelination Dental disease Depersonalization Depigmentation Depression Dermatitis Dermatitis herpetiformis Dermatofibromas Dermatofibrosarcoma protuberans Dermatoheliosis Dermatomyositis Dermographism Desquamation Diabetes insipidus Diabetes mellitus Diabetic ketoacidosis Diaper rash Diaphoresis Diarrhea Differentiation syndrome Digital malformations Digital necrosis Digitalis intoxication Dilated pupils Diplopia Dipsia (thirst) Discoloration Disorientation Disseminated histoplasmosis Disulfiram-like reaction Diverticular disease Downbeat nystagmus DRESS syndrome Dry hair Dry mucous membranes Duodentitis Dysarthria Dyschromatopsia Dysesthesia Dysgeusia Dyshidrosis Dyskinesia Dyslipidemia Dysmenorrhea Dyspareunia Dyspepsia Dysphagia Dysphasia Dysphonia Dysphoria Dyspnea Dysrhythmia Dystonia Dysuria Ear infection Ear pain Ecchymoses Eccrine hidrocystomas Eccrine squamous syringometaplasia Eclampsia Ecthyma Ecthyma gangrenosum Ectropion Eczema Eczema vaccinatum Edema Edema of lip Ehlers–Danlos syndrome Ejaculatory dysfunction Elastolysis Elastosis perforans serpiginosa Elkonyxis Embolia cutis medicamentosa (Nicolau syndrome) Emotional lability Emphysema Encephalitis Encephalopathy Endometrial cancer Endometrial hyperplasia Endometrial polyp Endophthalmitis Enteritis Enterocolitis Enteropathy Enuresis Eosinophilia Eosinophilia–myalgia syndrome Eosinophilic cellulitis Eosinophilic fasciitis Eosinophilic pneumonia Eosinophilic pustular folliculitis Eosinophillic pleural effusion Ephelides Epidermolysis bullosa Epidermolysis bullosa acquisita Epididymitis Epiphora Episcleritis Epistaxis Erectile dysfunction Erection Erosion of psoriatic plaques Erosions Erosive pustular dermatosis Eructation (belching) Eruptive facial cyst Erysipelas Erythema Erythema annulare Erythema annulare centrifugum Erythema dyschromicum perstans Erythema gyratum Erythema gyratum repens Erythema multiforme Erythema necrolyticum migrans Erythema nodosum Erythroderma Erythroid hypoplasia Erythromelalgia Erythropoiesis Erythrosis Esophageal perforation Esophagitis Esotropia Euphoria Exanthems Excoriations Exfoliation Exfoliative dermatitis Exfoliative erythroderma Exophthalmos Extrapyramidal symptoms Extrasystoles Extravasation Eyelashes – hypertrichosis Eyelashes – pigmentation Eyelashes – ptosis Eyelid burning Eyelid crusting Eyelid dermatitis Eyelid eczema Eyelid edema Eyelid erythema Eyelid irritation Eyelid necrosis Eyelid pain Eyelid pigmentation Eyelid pruritus Eyelid stinging Eyelid xerosis Eyes – adverse effects Facial burning Facial edema Facial erythema Facial flushing Facial numbness Facial rash Facial scarring Facial xerosis Fanconi syndrome Fat distribution abnormality Febrile neutropenia Fecal incontinence Fecal urgency Ferritin levels increased Fetal heart rate change Fetal hydantoin syndrome Fetotoxicity Fever Fibroadenoma Fibromyalgia Fibrosing colonopathy Fibrosis Finger clubbing Fissures Fixed eruption Flagellate dermatitis Flagellate erythema/pigmentation Flaking Flatulence Floppy iris syndrome Flu-like syndrome Flushing Foamy urine Follicular dermatitis Follicular keratosis Follicular mucinosis Follicular pustular eruption Folliculitis Foot ulceration Foreign body sensation Formication Fox–Fordyce disease Fractures Fragility Frostbite Fundic gland polyposis Fungal dermatitis Furunculosis Gait instability Galactorrhea Gamma glutamyl transpeptidase (GGT) increased Gangrene Gasping syndrome Gastric obstruction Gastritis Gastroenteritis Gastroesophageal reflux Gastrointestinal bleeding Gastrointestinal disorder Gastrointestinal fistula Gastrointestinal hypomotility Gastrointestinal perforation Gastrointestinal ulceration Generalized eruption Genital edema Genital mycotic infections Genital pruritus Genital ulceration Gianotti–Crosti syndrome Gingival bleeding Gingival hyperplasia/hypertrophy Gingival lesions Gingival lichenoid reaction Gingival pigmentation Gingival ulceration Gingivitis Gingivostomatitis Glaucoma Glomerulonephritis Glossitis Glossodynia Glossopyrosis Glucagonoma syndrome Glucose dysregulation Glucose intolerance Glycosuria Gouty tophi Graft dysfunction Graft-versus-host reaction Granulation tissue Granulocytopenia Granuloma annulare Granulomas Granulomatous reaction Graves' disease Green breast milk Green urine Grinspan's syndrome Growth retardation Guillain–Barré syndrome Gynecomastia Hair changes Hair disorder Hair pigmentation Halitosis Hallucinations Hallucinations, auditory Hallucinations, olfactory Hallucinations, visual Halo dermatitis Halogenoderma Hand–foot syndrome Harlequin syndrome Headache Hearing impairment Hearing loss Heart block Heel pad thickening Hemagglutination Hemarthrosis Hematemesis Hematoma Hematuria Hemianopsia Hemoglobin decreased Hemolysis Hemolytic anemia Hemolytic uremic syndrome Hemophagocytic syndrome Hemophilia Hemoptysis Hemorrhage Hemorrhagic colitis Hemorrhoids Hemospermia Hemothorax Hemotoxicity Henoch–Schönlein purpura Hepatic disorder Hepatic failure Hepatic steatosis Hepatitis Hepatomegaly Hepatotoxicity Hernia Herpes Herpes genitalis Herpes gestationis Herpes simplex Herpes zoster Herpetic whitlow Hiccups Hidradenitis Hirsutism Histiocytoma Hoarseness Hodgkin's disease Hoigne's syndrome Hormone deficiency Horner's syndrome Hostility Hot flashes Human papilloma virus reactivation Hyperactivity Hyperacusis Hyperalgesia Hyperammonemia Hyperamylasemia Hyperbilirubinemia Hypercalcemia Hypercalciuria Hyperchlorhydria Hypercholesterolemia Hyperesthesia Hypergastrinemia Hyperglycemia Hyperhidrosis Hyperkalemia Hyperkeratosis Hyperkinesia Hyperlipasemia Hyperlipidemia Hypermagnesemia Hypermagnesiuria Hypermelanosis Hypernatremia Hyperostosis Hyperparathyroidism Hyperphosphatemia Hyperprolactinemia Hyperreflexia Hypersensitivity Hypersexuality Hypersomnia Hypertension Hyperthermia Hyperthyroidism Hypertonia Hypertrichosis Hypertriglyceridemia Hypertrophic lipodystrophy Hypertrophy Hyperuricemia Hyperventilation Hypervolemia Hyphema Hypoacusis Hypoalbuminemia Hypoalphalipoproteinemia Hypocalcemia Hypoesthesia Hypogammaglobulinemia Hypogeusia Hypoglycemia Hypogonadism Hypohidrosis Hypokalemia Hypokinesia Hypomagnesemia Hypomania Hypomelanosis Hyponatremia Hyponychial dermatitis Hypoparathyroidism Hypophosphatemia Hypophysitis Hypopituitarism Hypoplasia of phalanges Hypoproteinemia Hypopyon Hyporeflexia Hyposmia Hyposomnia Hypotension Hypothermia Hypothyroidism Hypotonia Hypotony Hypotrichosis Hypouricemia Hypovitaminosis Hypovolemia Hypoxemia Hypoxia Ichthyosis Id reaction Idiosyncratic drug reactions Ileus Immunosupression Impaired concentration Impetigo Impotence Impulse control disorder Inappropriate secretion of antidiuretic hormone (SIADH) Incontinenti pigmenti Incoordination Induration Infection Inflammation Inflammatory bowel disease Inflammatory papules Influenza Infusion-related reactions Infusion-site erythema Infusion-site granuloma Infusion-site pain Infusion-site rash Infusion-site reactions Ingrown Injection-site abscess Injection-site alopecia Injection-site atrophy Injection-site bleeding Injection-site bruising Injection-site bullous eruption Injection-site burning Injection-site calcification Injection-site cancer Injection-site cellulitis Injection-site coldness Injection-site dermatitis Injection-site desquamation Injection-site discomfort Injection-site ecchymoses Injection-site eczematous eruption Injection-site edema Injection-site erythema Injection-site exanthems Injection-site extravasation Injection-site fibrosis Injection-site gangrene Injection-site granuloma Injection-site hematoma Injection-site hemorrhage Injection-site hypersensitivity Injection-site induration Injection-site infection Injection-site inflammation Injection-site irritation Injection-site lichenoid reaction Injection-site lipoatrophy/lipohypertrophy Injection-site lymphoma Injection-site mass Injection-site necrosis Injection-site nodules Injection-site numbness Injection-site pain Injection-site panniculitis Injection-site papules and nodules Injection-site paralysis Injection-site phlebitis Injection-site pigmentation Injection-site piloerection and vasoconstriction Injection-site plaques Injection-site pruritus Injection-site purpura Injection-site pyoderma Injection-site reactions Injection-site scarring Injection-site scleroderma Injection-site thrombophlebitis Injection-site thrombosis Injection-site ulceration Injection-site urticaria Injection-site varicella-like eruption Injection-site vasculitis Injection-site vesicular eruption Insomnia Insulin allergy Insulin resistance Intertrigo Intestinal angioedema Intestinal bleeding Intestinal necrosis Intestinal pseudo-obstruction (Ogilvie syndrome) Intoxication Intra-abdominal abscess Intracardiac thrombus Intracranial hemorrhage Intracranial pressure decreased Intracranial pressure increased Intraocular hypertension Intraocular inflammation Intraocular pressure increased Intraventricular hemorrhage Intussusception Iododerma Iridocyclitis Iris neovascularization Iris pigmentation Iritis Irritability Irritation Ischemic injury Ischemic stroke Jadassohn–Borst epithelioma Jarisch–Herxheimer reaction Jaundice Jaw pain Joint disorder Joint effusion Kaposi's sarcoma Kaposi's varicelliform eruption Kawasaki syndrome Keloid Keratitis Keratoacanthoma Keratoconjunctivitis Keratoderma Keratolysis exfoliativa Keratopathy Keratoses Keratosis pilaris Keratouveitis Ketonuria Koebner phenomenon Koilonychia Kounis syndrome Lacrimal duct stenosis Lacrimation Lactation Laryngismus Laryngitis Laryngospasm Leg cramps Leg pain Leg ulceration Legionellosis Lens opacity Lentigo Leprosy Lesions Leukemia Leukocytoclastic vasculitis Leukocytopenia Leukocytosis Leukoderma Leukoencephalopathy Leukomelanosis Leukonychia (Mees' lines) Leukopenia Leukoplakia Leukorrhea Libido decreased Libido increased Lichen myxedematosus Lichen nitidus Lichen planopilaris Lichen planus Lichen planus pemphigoides Lichen sclerosus Lichen simplex chronicus Lichen spinulosus Lichen vaccinatus Lichenoid acrodermatitis Lichenoid eruption Lichenoid keratoses Lichenoid stomatitis Linear hypopigmentation Linear IgA Linear streaking Lip ulceration Lipoatrophy Lipodermatosclerosis Lipodystrophy Lipogranulomas Lipohypertrophy Lipomatosis Livedo reticularis Liver adenomas Lobular panniculitis Longitudinal ridges Loose stools Luminous phenomena Lupus erythematosus Lupus erythematosus – dermatomyositis Lupus panniculitis Lupus syndrome Lupus vulgaris Lymphadenitis Lymphadenopathy Lymphedema Lymphocytic infiltration Lymphocytic vasculitis Lymphocytoma cutis Lymphocytosis Lymphoepithelioma Lymphoid hyperplasia Lymphoma Lymphomatoid papulosis Lymphopenia Lymphoproliferative disease Macroglossia Macrophage activation syndrome Macular degeneration Macular edema Macular exanthems Macular hole Macular infarction Macular neuroretinopathy Maculopathy Madarosis Malakoplakia Malignancies Malignant hyperthermia Malignant lymphoma Malignant melanoma Malignant neoplasms Mania Mastitis Mastodynia Median canaliform dystrophy Meibomian gland dysfunction Meibomianitis Meige's syndrome Melanoma Melanonychia Melanosis Melanuria Melasma Memory loss Meningococcal infection Menorrhagia Menstrual irregularities Merkel cell carcinoma Mesenteric ischemia Metabolic syndrome Methemoglobinemia Metrorrhagia Micturition difficulty Migraine Milia Miliaria Miliaria profunda Miosis Miscarriage Molluscum contagiosum Monoclonal gammopathy Monocytosis Mood changes Moon face Morphea Mucha–Habermann disease Mucocutaneous eruption Mucocutaneous lymph node syndrome Mucocutaneous reactions Mucocutaneous syndrome Mucosal atrophy Mucosal bleeding Mucosal candidiasis Mucosal denudation of lips Mucosal inflammation Mucosal irritation Mucosal lesions Mucosal membrane desquamation Mucosal membrane pigmentation Mucosal ulceration Mucositis Muehrcke's lines Multiorgan failure Multiple sclerosis Mural thrombosis Muscle atrophy Muscle spasm Muscular paralysis Myalgia Myasthenia gravis Mycosis fungoides Mydriasis Myelitis Myelo-optic-neuropathy Myelodysplastic syndrome Myeloid leukemia Myelosuppression Myelotoxicity Myocardial infarction Myocardial ischemia Myocardial toxicity Myocarditis Myoclonus Myoglobinuria Myopericarditis Myopia Myxedema Nail changes Nail disorder Nail dystrophy Nail growth Nail growth reduced Nail hypoplasia Nail loss Nail pigmentation Nail pitting Nail thickening Nail thinning Nail toxicity Narcolepsy Narcosis Nasal congestion Nasal discomfort Nasal dryness Nasal polyp Nasal septal perforation Nasopharyngitis Nausea Neck pain Neck rigidity Necrolysis Necrosis Necrotizing arteritis Necrotizing enterocolitis Necrotizing fasciitis Necrotizing vasculitis Neoplasms Nephrocalcinosis Nephrogenic diabetes insipidus Nephrogenic systemic fibrosis Nephrolithiasis Nephrotoxicity Nerve dysfunction Nervousness Neurodermatitis Neuroleptic malignant syndrome Neuropsychiatric disturbances Neurotoxicity Neutropenia Neutrophilic dermatosis Neutrophilic eccrine hidradenitis Nevi Night blindness Nightmares Nocardiosis Nocturia Nodular eruption Nodular panniculitis Non-cardiogenic pulmonary edema Non-cirrhotic portal hypertension Non-Hodgkin's lymphoma Notalgia paresthetica Nummular eczema Nystagmus Ochronosis Ocular adverse effects Ocular allergy Ocular atrophy Ocular burning Ocular cicatricial pemphigoid Ocular deviation Ocular discharge Ocular edema Ocular erythema Ocular flutter Ocular hemorrhage Ocular herpes simplex Ocular hyperemia Ocular hypersensitivity Ocular hypertension Ocular hypotension Ocular icterus Ocular inflammation Ocular injection-site reactions Ocular ischemia Ocular itching Ocular keratitis Ocular lichenoid eruption Ocular myasthenia Ocular pain Ocular pemphigoid Ocular pigmentation Ocular pressure Ocular pruritus Ocular stinging Ocular toxicity Oculo-mucocutaneous syndrome Oculogyric crisis Oculorespiratory syndrome Oligohydrosis Oligomenorrhea Oligospermia Oliguria Onychocryptosis Onychodermal band Onychodystrophy Onycholysis Onychomadesis Onychomycosis Onychopathy Onychoschizia Ophthalmitis Ophthalmoplegia Optic atrophy Optic edema Optic neuritis Optic neuropathy Oral angioedema Oral bleeding Oral burn Oral candidiasis Oral carcinoma Oral changes Oral edema Oral erythema multiforme Oral lesions Oral lichen planus Oral lichenoid eruption Oral mucosal eruption Oral mucosal erythema Oral mucosal fixed eruption Oral mucosal irritation Oral mucosal lichenoid eruption Oral mucosal paresthesias Oral mucositis Oral numbness Oral papillomatosis Oral pemphigus Oral pigmentation Oral psoriasis Oral squamous cell carcinoma Oral ulceration Oral vesiculation Orange-peel skin Orbital cellulitis Orbital inflammation Orbitocranial inflammation Orchitis Orogenital ulceration Orolingual angioedema Oronasal midline defect Oropharyngeal candidiasis Oropharyngeal edema Oropharyngeal pain Orthostatic hypotension Osteoma cutis Osteomalacia Osteomyelitis Osteonecrosis Osteopenia Osteoporosis Othello syndrome Otitis media Ototoxicity Ovarian cyst Ovarian hyperstimulation syndrome Pain Pain in extremities Painful eruption of hands Palatal perforation Palinopsia Pallor Palmar desquamation Palmar erythema Palmar fasciitis Palmar nodules Palmar–plantar desquamation Palmar–plantar erythema Palmar–plantar fixed eruption Palmar–plantar hyperhidrosis Palmar–plantar hyperkeratosis Palmar–plantar pigmentation Palmar–plantar punctate keratoses Palmar–plantar pustulosis Palmar–plantar toxicity Palmoplantar pustulosis Palpitation Pancreatitis Pancytopenia Panic attack Panniculitis Papilledema Papillomas Papular lesions Papulo-nodular lesions Papuloerythroderma Papuloerythroderma of Ofuji Papulopustular eruption Papulovesicular eruption Paralysis Paraneoplastic pemphigus Paranoia Parapsoriasis Paresis Paresthesias Parkinsonism Paronychia Parosmia Parotitis Parrot beak nails Peeling Pellagra Pelvic pain Pemphigoid nodularis Pemphigus Pemphigus erythematodes Pemphigus foliaceus Pemphigus herpetiformis Pemphigus vegetans Pemphigus vulgaris Penile disorder Penile edema Penile pain Penile pruritus Penile rash Penile ulceration Peptic ulceration Perforated colon Perforating collagenosis Perforating dermatosis Perforating foot ulceration Perianal candidiasis Perianal fistula Perianal irritation Perianal ulcerations Pericardial effusion Pericarditis Perifolliculitis barbae Perihepatitis Periocular dermatitis Periodontal infection Perioral abscess Perioral dermatitis Perioral paresthesias Periorbital dermatitis Periorbital edema Periorbital hematoma Periorbital pigmentation Periorbital rash Periorbital urticaria Periorbitopathy Periostitis deformans Peripheral edema Peripheral ischemia Peripheral neuropathy Peripheral vasculopathy Peristalsis increased Peritonitis Periungal hyperpigmentation Periungual granuloma Periungual infection Periungual inflammation Periventricular leukomalacia Perleche Pernio Perniosis Petechiae Peyronie's disease Pharyngitis Pharyngolaryngeal pain Phlebitis Photo-onycholysis Photoallergic reaction Photocontact dermatitis Photophobia Photopigmentation Photopsia Photosensitivity Phototoxic bullous eruption Phototoxicity Pigmentation Pigmented purpuric eruption Pigskin appearance Pili torti Piloerection Pincer nails Pisa syndrome Pituitary apoplexy Pityriasis lichenoides chronica Pityriasis rosea Pityriasis rubra pilaris Pityriasis versicolor Plasmacytosis Platelets decreased Platelets increased Pleural effusion Pleuropericarditis Pneumatosis intestinalis Pneumonia Pneumonitis Pneumoperitoneum Pneumothorax Poikiloderma Poliosis Pollakiuria Polyarteritis nodosa Polychondritis Polycythemia Polyfibromatosis Polymyositis Polyuria Pompholyx Porokeratosis Porphyria Porphyria cutanea tarda Porphyria variegata Port-wine stain Posterior capsule opacification Posterior subcapsular cataracts Postural hypotension Preeclampsia Premature atrial contractions Premature ventricular contractions Pressure necrosis Presyncope Preterm birth/labor Priapism Primary lymphoma of the central nervous system Proctalgia Proctitis Prolonged QT interval Proptosis Prostate cancer Prostatism Prostatitis Proteinuria Prothrombin time decreased Prothrombin time increased Proximal femoral focal deficiency Prurigo Prurigo nodularis Prurigo pigmentosa Pruritus Pruritus ani et vulvae Pseudo-mongolian spot Pseudoacanthosis nigricans Pseudofolliculitis barbae Pseudogout Pseudohallucinations Pseudolymphoma Pseudomelanosis ilei Pseudomembranous colitis Pseudomenopause Pseudoparkinsonism Pseudopolymyalgia Pseudoporphyria Pseudoporphyria cutanea tarda Pseudoscleroderma Pseudotumor cerebri Pseudoxanthoma elasticum Psoriasis Psoriasis (nails) Psoriatic arthralgia Psychic changes Psychomotor hyperactivity Psychomotor impairment Psychosis Ptosis Pulmonary edema Pulmonary embolism Pulmonary fibrosis Pulmonary granuloma Pulmonary hemorrhage Pulmonary hypertension Pulmonary Infiltration with Eosinophilia (PIE) syndrome Pulmonary toxicity Punctate keratitis Punding Pure red cell aplasia Purple glove syndrome Purple gloves and socks syndrome Purple toe syndrome Purplish erythema Purpura Purpura fulminans Pustules Pustuloderma Pyelonephritis Pyloric stenosis Pyoderma Pyoderma gangrenosum Pyogenic granuloma Pyuria QT interval shortening QT prolongation Rabbit syndrome Radiation adverse events Radiation keratosis Radiation recall dermatitis Radiation recall pneumonitis Rash Raynaud's phenomenon Recall reaction Rectal burning Rectal hemorrhage Rectal itch Rectal mucosal ulceration Rectitis Rectus sheath hematoma Red man syndrome Red neck syndrome Red stools Reduced visual acuity Renal failure Renal function abnormal Renal tubular necrosis Respiratory depression Respiratory distress Respiratory failure Respiratory tract infection Restless legs syndrome Restlessness Retching Reticular hyperplasia Retinal angiomatous proliferation Retinal artery occlusion Retinal atrophy Retinal detachment Retinal edema Retinal vein occlusion Retinitis Retinopathy Retrobulbar hematoma Retrograde ejaculation Retroperitoneal bleeding Retroperitoneal fibrosis (Ormond's disease) Rhabdomyolysis Rheumatoid nodules Rhinitis Rhinoconjunctivitis Rhinophyma Rhinorrhea Rhonchi Ridging Rigors Rosacea Rosacea fulminans Sacroiliitis Salivary gland enlargement Salivary hypersecretion Salpingitis Salt-wasting syndrome Sarcoidosis Sarcoma Sarcopenia Scabbing Scabies Scaling Scalp burning Scalp defects Scalp dermatitis Scalp tingling Scar Schamberg's disease Schizophrenia Scleral pigmentation Scleredema Scleritis Sclerodactyly Scleroderma Sclerosing lipogranuloma Sclerosis Sclerotic plaques Scoliosis Scotoma Scrofuloderma Scrotal edema Scrotal gangrene SDRIFE Sebaceous hyperplasia Seborrhea Seborrheic dermatitis Seborrheic keratoses Sedation Seizures Sensitivity Sensitization Sensory disturbances Sepsis Septic–toxic shock Serositis Serotonin syndrome Serous retinopathy Serpentine tongue Serum creatinine increased Serum sickness Serum sickness-like reaction Sexual dysfunction Sexual fantasies Sezary syndrome Shield ulcer Shivering Shock Shoreline nails Sialadenitis Sialolithiasis Sialopenia Sialorrhea Sick sinus syndrome Side effects Sinus node dysfunction Sinusitis Sinusoidal obstruction syndrome Sjögren’s syndrome Skeletal fluorosis Skeletal toxicity Skin cancer Sleep apnea Sleep disturbances Sleep related disorder Slurred speech Sneezing Snoring Somnambulism Somnolence Speech disorder Spider angioma Spider nevi Spinal cord compression Spinal cord infarction Spinal epidural hematoma Splenomegaly Splinter hemorrhage Spontaneous ejaculation Squamous cell carcinoma Squamous syringometaplasia Staphylococcal scalded skin syndrome Status epilepticus Status gelasticus Steatorrhea Stevens-Johnson syndrome Stickiness Stiff person syndrome Still's disease Stinging Stomatitis Stomatodynia Stomatopyrosis Straight hair Striae Stridor Stroke Stupor Stuttering Subacute thrombosis Subarachnoid hemorrhage Subconjunctival hemorrhage Subcorneal pustular dermatosis Subdural hemorrhage Subungual abscess Subungual hemorrhage Subungual hyperkeratosis Suicidal ideation Sulfhemoglobinemia Sunburn Supraventricular arrhythmias Supraventricular tachycardia Sweat gland necrosis Sweet’s syndrome Symblepharon Syncope Synovial effusions Systemic inflammatory response syndrome (SIRS) Systemic reactions Systemic sclerosis Systolic dysfunction Tachyarrhythmia Tachycardia Tachypnea Tardive dyskinesia Tardive seizure Teardrop sign Telangiectasia Tenderness Tendinitis Tendinopathy Tendinous contracture Tendon xanthomata Tenesmus Teratogenicity Testicular atrophy Testicular hydrocele Testicular pain Tetanic contractions Thickening Thinning Thrombocythemia Thrombocytopenia Thrombocytopenic purpura Thromboembolism Thrombophlebitis Thrombosis Thrombotic complications Thrombotic microangiopathy Thrombus Thyroid dysfunction Thyroiditis Thyrotoxic periodic paralysis Thyrotoxicosis Tic disorder Tinea Tinnitus Tongue disorder Tongue edema Tongue erosions Tongue fungiform papillae hypertrophy Tongue furry Tongue geographic Tongue hemorrhage Tongue irritation Tongue lesions Tongue numb Tongue pigmentation Tongue ulceration Tonsillitis Tooth decay Tooth disorder Tooth fluorosis Tooth pigmentation Toothache Torsades de pointes Torticollis Tourette's syndrome Toxic dermatitis Toxic epidermal necrolysis Toxic erythema Toxic pustuloderma Toxic-allergic shock Toxicity Toxicoderma Toxoplasmosis Transient acantholytic dermatosis Transverse depression Transverse superficial loss of nail plate Trembling Tremor Trichomegaly Trichoptilosis Trismus Tuberculosis Tuberculous arthritis Tumor lysis syndrome Tumor pain Tumors Twitching Ulceration of psoriatic plaques Ulcerations Ulcerative esophagitis Ulcerative necrosis Ulcerative stomatitis Ultraviolet light recall Upper respiratory tract infection Urethral burning Urinary casts Urinary frequency Urinary hesitancy Urinary incontinence Urinary obstruction Urinary retention Urinary tract infection Urogenital tuberculosis Urogenital ulceration Urolithiasis Urosepsis Urticaria Urticaria pigmentosa Uterine bleeding Uterine hyperstimulation Uterine pain Uterine rupture Uterine spasm Uveitis Vaccinia Vaccinia gangrenosum Vaccinia necrosum Vaginal bleeding Vaginal discharge Vaginal dryness Vaginal pruritus Vaginal ulceration Vaginitis Valve regurgitation Valvulopathy Vanishing bile duct syndrome Varicella zoster Varicosities Vascular leak syndrome Vascular trauma Vasculitis Vasoconstriction Vasodilation Veno-occlusive disease Venous thromboembolism Ventricular arrhythmia Ventricular fibrillation Ventricular hypertrophy Ventricular tachycardia Verruca vulgaris Verrucae Verrucous lesions Vertigo Vesiculation Vesiculobullous eruption Vestibular disorder Virilization Viscerotropic disease Vision blurred Vision impaired Vision loss Visual disturbances Visual halos Vitamin B-12 deficiency Vitiligo Vitreous detachment Vitreous floaters Vocal cord palsy Vocal fold hemorrhage Vogt-Koyanagi-Harada syndrome Vomiting Vulvar ulceration Vulvovaginal burning Vulvovaginal candidiasis Vulvovaginal pruritus Vulvovaginalmycotic infection Warm feeling Warts Weight gain Weight loss Wheezing White dot syndrome Wound complications Wrinkling Xanthoderma Xanthomas Xerophthalmia Xerosis Xerostomia Yawning Yellow palms