Fezolinetant

Fezolinetant is a triazolopyrazine, specifically a 5,6,7,8-tetrahydro[1,2,4]triazolo[4,3-a]pyrazine substituted with 3-methyl-1,2,4-thiadiazol-5-yl, 4-fluorobenzoyl, and methyl groups at positions 3, 7, and 8R, respectively. It is a prescription medicine used to reduce moderate to severe vasomotor symptoms associated with menopause. It acts as a neurokinin-3 receptor antagonist and belongs to the classes of monofluorobenzenes, thiadiazoles, benzamides, and tertiary carboxamides.