Therapeutic Melatonin

**Semantic type:** Organic Chemical|Pharmacologic Substance

**Definition:** A therapeutic chemically synthesized form of the pineal indole melatonin with antioxidant properties. The pineal synthesis and secretion of melatonin, a serotonin-derived neurohormone, is dependent on beta-adrenergic receptor function. Melatonin is involved in numerous biological functions including circadian rhythm, sleep, the stress response, aging, and immunity.

**Synonyms:** - Circadin - MELATONIN - Melatonin - Melatonin - Melaxen