SPL Set ID: 1496dfc1-de50-471c-be87-1f1e2b70ab5a
1 drug(s) with this SPL Set ID
Doxepin is a tricyclic antidepressant. The molecular formula of doxepin hydrochloride is C 19 H 21 NO•HCl with a molecular weight of 315.84. It is a white or almost white crystalline powder freely soluble in water, in alcohol and in methylene chloride. Doxepin is a dibenzoxepin derivative. Specifically, it is an isomeric mixture of: 1-Propanamine, 3-dibenz[ b,e ]oxepin-11(6 H )ylidene- N,N -dimethyl-, hydrochloride. The structural formula of doxepin is shown below. Doxepin Hydrochloride Capsules, USP are for oral administration. Active ingredients for the capsules include: 10 mg, 25 mg, 50 mg, 75 mg and 100 mg of doxepin (equivalent to 11.30 mg, 28.25 mg, 56.50 mg, 84.75 mg, and 113 mg of doxepin hydrochloride USP, respectively). Capsule inactive ingredients: colloidal silicon dioxide, magnesium stearate, microcrystalline cellulose, pregelatinized starch (maize) and sodium lauryl sulfate. The empty hard gelatin capsule shells contain D&C Yellow No. 10, gelatin, sodium lauryl sulfate and titanium dioxide. In addition, 10 mg, 25 mg and 50 mg contain FD&C Yellow No. 6 and 75 mg and 100 mg contain FD&C Green No. 3. The imprinting ink contains black iron oxide, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. Chemical Structure