Dosage form: capsule
Drug class:Potassium sparing diuretics with thiazides
Medically reviewed by Drugs.com. Last updated on Sep 1, 2020.
On This Page
Triamterene and Hydrochlorothiazide Capsules Description
Each capsule of triamterene and hydrochlorothiazide for oral use, with opaque yellow cap and opaque white body, contains triamterene 37.5 mg and hydrochlorothiazide 25 mg, and is imprinted with 855. Hydrochlorothiazide is a diuretic/antihypertensive agent and triamterene is an antikaliuretic agent.
Hydrochlorothiazide, USP is very slightly soluble in water. It is freely soluble in sodium hydroxide solution, n-butylamine and dimethyl formamide. It is sparingly soluble in methanol. It is insoluble in ether, chloroform and dilute mineral acids.
Hydrochlorothiazide, USP is 6-chloro-3,4-dihydro-2H-1, 2, 4-benzothiadiazine-7-sulfonamide 1,1-dioxide, and its structural formula is:

Triamterene, USP is soluble in formic acid. It is sparingly soluble in methoxyethanol. It is very slightly soluble in acetic acid, alcohol and dilute mineral acids. It is practically insoluble in water, benzene, ether...