SPL Set ID: 554ab06f-6420-42b3-89d1-d97554c237d8
1 drug(s) with this SPL Set ID
Doxepin tablets are available in 3 mg and 6 mg strength for oral administration. Each tablet contains 3.39 mg or 6.78 mg doxepin hydrochloride USP, equivalent to 3 mg and 6 mg of doxepin, respectively. Chemically, doxepin hydrochloride USP is an (E) and (Z) geometric, isomeric mixture of 1 propanamine, 3-Dibenz[ b,e ]oxepin-11(6 H )ylidene- N,N -dimethyl 1-Propanamine, Hydrochloride. It has the following structure formula: Doxepin hydrochloride USP appears as white or almost white crystalline powder, that is freely soluble in water. It has a molecular weight of 315.84 g/mole and molecular formula of C 19 H 21 NO∙HCl. Each doxepin tablet includes the following inactive ingredients: colloidal silicone dioxide, lactose anhydrous, magnesium stearate and microcrystalline cellulose. The 3 mg tablet also contains FD&C Blue No. 1. The 6 mg tablet also contains FD&C Yellow No. 10 and FD&C Blue No. 1 Chemical Structure