Methyclothiazide, a diuretic-antihypertensive agent, is a member of the benzothiadiazine (thiazide) class of drugs. It is an analogue of hydrochlorothiazide and occurs as a white to practically white crystalline powder which is basically odorless. Methyclothiazide is very slightly soluble in water and chloroform, and slightly soluble in alcohol. Chemically, methyclothiazide is represented as 6-chloro-3(chloromethyl)-3, 4-dihydro-2-methyl-2H-1,2,4-benzothiadiazine-7-sulfonamide 1,1-dioxide.

It has the following molecular formula C₉H₁₁Cl₂N₃O₄S₂ with a molecular weight of 360.23.

Each methyclothiazide tablet for oral administration contains 5 mg methyclothiazide and the following inactive ingredients: colloidal silicon dioxide, magnesium stearate, microcrystalline cellulose, pregelatinized starch, sodium lauryl sulfate, sodium starch glycolate and FD&C Blue #1.

Bookmark this page: