Central Nervous System Adverse Reactions

Reaction 
Abnormal dreams (66)
Acute disseminated encephalomyelopathy (4)
Ageusia (taste loss) (54)
Aggression (45)
Agitation (140)
Akathisia (56)
Allodynia (3)
Altered mental status (7)
Amnesia (80)
Amyotrophic lateral sclerosis (2)
Aneurysm (7)
Anorexia (293)
Anorgasmia (12)
Anosmia (17)
Antiphospholipid antibody syndrome (5)
Anxiety (267)
Apathy (1)
Aphasia (13)
Arachnoiditis (6)
Aseptic meningitis (35)
Attention disturbances (1)
Balance disorder (16)
Behavioral disturbances (24)
Bell's palsy (facial palsy; idiopathic facial palsy) (3)
Bradykinesia (7)
Bradyphrenia (1)
Brain abscess (1)
Brain atrophy (3)
Brain edema (1)
Brainstem dysgenesis (2)
Carotid artery dissection (1)
Carpal tunnel syndrome (5)
Cataplexy (3)
Catatonia (19)
Cerebellar degeneration (1)
Cerebellar syndrome (4)
Cerebral edema (9)
Cerebral hemorrhage (28)
Cerebral ischemia (12)
Cerebral vasculitis (angiitis) (2)
Cerebrovascular accident (25)
Cerebrovascular adverse effect (3)
Chiasmal neuritis (1)
Chills (203)
Chorea (10)
Choreoathetosis (9)
CNS adverse reaction (2)
CNS depression (3)
Cognitive impairment (60)
Coma (47)
Compulsions (29)
Confusion (168)
Cytokine release syndrome (6)
Decreased consciousness (21)
Delirium (105)
Delusions (14)
Delusions of parasitosis (6)
Dementia (12)
Demyelinating neuropathy (2)
Demyelination (9)
Depersonalization (8)
Depression (313)
Disorientation (22)
Dissociation (1)
Disulfiram-like reaction (6)
Dysarthria (40)
Dysesthesia (40)
Dysgeusia (taste perversion) (446)
Dyskinesia (63)
Dysphasia (8)
Dysphoria (14)
Emotional lability (18)
Encephalitis (20)
Encephalopathy (112)
Epilepsy (2)
Euphoria (33)
Extrapyramidal symptoms (36)
Fall (8)
Fetal hydantoin syndrome (1)
Fever (pyrexia) (579)
Forehead swelling (1)
Gait instability (77)
Guillain-Barré syndrome / acute inflammatory demyelinating polyradiculoneuropathy (39)
Hallucinations (156)
Hallucinations, olfactory (2)
Headache (1045)
Hoigne's syndrome (5)
Horner's syndrome (1)
Hostility (11)
Hyperactivity (21)
Hyperalgesia (16)
Hyperesthesia (87)
Hyperkinesia (2)
Hypersexuality (6)
Hypersomnia (12)
Hyperthermia (16)
Hypervigilance (1)
Hypoesthesia (numbness) (76)
Hypogeusia (5)
Hypokinesia (11)
Hypomania (13)
Hyporeflexia (3)
Hyposmia (4)
Hyposomnia (2)
Hypothermia (20)
Impaired concentration (45)
Impulse control disorder (14)
Incoordination (22)
Insomnia (424)
Intracranial hemorrhage (40)
Intracranial pressure decreased (2)
Intracranial pressure increased (19)
Intraventricular hemorrhage (4)
Irritability (105)
Ischemic injury (1)
Ischemic stroke (14)
Jittery feelings (1)
Leukoencephalopathy / posterior reversible encephalopathy syndrome (PRES)) (81)
Loss of consciousness (1)
Malaise (3)
Malignant hyperthermia (7)
Mania (71)
Meige's syndrome (3)
Memory loss/memory impaired (54)
Meningococcal infection (17)
Meningoradiculitis (1)
Mental status changes (2)
Migraine (56)
Mood changes (74)
Multiple sclerosis (10)
Myelitis (8)
Myelo-optic-neuropathy (2)
Narcolepsy (4)
Narcosis (2)
Nerve dysfunction (3)
Nervousness (84)
Neuralgic amyotrophy (1)
Neuroleptic malignant syndrome (61)
Neurological adverse effect
Neuropathy (2)
Neuropsychiatric disturbances (18)
Neurotoxicity (322)
Nightmares (41)
Noctambulism (see somnambulism)
Notalgia paresthetica (1)
Numbness (see hypoesthesia)
Orbitocranial inflammation (1)
Pain (292)
Palinopsia (4)
Panic attack (20)
Paralysis (22)
Paranoia (27)
Paresis (8)
Paresthesias (483)
Parkinsonism (92)
Parosmia (43)
Pavor nocturnus (1)
Perioral paresthesias (5)
Peripheral neuropathy (152)
Periventricular leukomalacia (2)
Posterior reversible encephalopathy syndrome (see leukoencephalopathy)
Presyncope (6)
Primary lymphoma of the central nervous system (2)
Pseudohallucinations (5)
Pseudoparkinsonism (1)
Pseudotumor cerebri (28)
Psychiatric adverse effect (8)
Psychomotor impairment (8)
Psychosis (139)
Punding (3)
Rabbit syndrome (9)
Restless legs syndrome (42)
Restlessness (67)
Rigors (56)
Schizophrenia (13)
Sedation (110)
Seizures (332)
Sensory disturbances (7)
Serotonin syndrome (59)
Sexual fantasies (1)
Shivering (32)
Shock (21)
Sleep apnea (3)
Sleep disturbances (52)
Sleep related disorder (60)
Sleepwalking (see somnambulism)
Slurred speech (9)
Somnambulism (sleepwalking; noctambulism) (17)
Somnolence (drowsiness) (354)
Speech disorder (17)
Spinal cord compression (2)
Spinal cord infarction (1)
Status epilepticus (36)
Status gelasticus (3)
Stroke (80)
Stupor (7)
Stuttering (3)
Subarachnoid hemorrhage (9)
Subdural hemorrhage (12)
Suicidal ideation (105)
Syncope (180)
Tardive dyskinesia (35)
Tardive seizure (1)
Tic disorder (33)
Tourette's syndrome (1)
Trembling (17)
Tremor (283)
Tumor pain (2)
Twitching (29)
Vertigo / dizziness (796)
Warm feeling (17)
Yawning (12)