Red Rice Yeast
- SCIENTIFIC NAME: Monascus purpureus
- INDICATIONS: Hypercholesterolemia, indigestion, diarrhea, improved circulation. In foodstuff.
- SYNONYM: Monascaceae
- CLASS: HMG-CoA reductase inhibitor / statin
- HALF-LIFE: N/A
CLINICALLY IMPORTANT, POTENTIALLY HAZARDOUS INTERACTIONS WITH:
Atorvastatin, Cerivastatin, Fluvastatin, Grapefruit Juice, Levothyroxine, Lovastatin, Pravastatin, Simvastatin, St John's Wort
PREGNANCY CATEGORY: N/A
Red yeast rice is derived from the fermentation of rice with the yeast Monascus purpureus, yielding a series of cholesterol-lowering monacolins. The monacolin in highest concentration in red yeast rice is monacolin K, also known as lovastatin, the first FDA-approved HMG-CoA reductase inhibitor. Red yeast that is not fermented correctly may contain the nephrotoxin, citrinin.
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SKIN.
CENTRAL NERVOUS SYSTEM.
ENDOCRINE/METABOLIC.
GASTROINTESTINAL/HEPATIC.
NEUROMUSCULAR/SKELETAL.
Page last updated 08/03/2022
Symbol key
Incidence 
- <1%
- 1-5%
- 5-10%
- 10-15%
- 15-20%
- 20-30%
- >30%
Warnings in other populations 
- Breast feeding
- Geriatric
- Pediatric