SPL Set ID: a894f4be-19e5-4785-8d0b-5e0d5626300e
1 drug(s) with this SPL Set ID
Doxycycline Capsules 40 mg are hard gelatin capsule shells filled with two types of doxycycline beads (30 mg immediate release and 10 mg delayed release) that together provide a dose of 40 mg of anhydrous doxycycline (C 22 H 24 N 2 O 8 ). The structural formula of doxycycline, USP is: with an empirical formula of C 22 H 24 N 2 O 8 · H 2 O and a molecular weight of 462.46. The chemical designation for doxycycline is 2-Naphthacenecar-boxamide, 4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,5,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-, [4S-(4α, 4aα, 5α, 5aα, 6α,12aα)]-, monohydrate. It is very slightly soluble in water. Inert ingredients in the formulation are: ferrosoferric oxide, gelatin, hypromellose, iron oxide red, iron oxide yellow, methacrylic acid and ethyl acrylate copolymer dispersion, polyethylene glycol, sugar spheres, talc, titanium dioxide and triethyl citrate. The black imprinting ink contains black iron oxide, potassium hydroxide, propylene glycol and shellac. FDA approved dissolution test method and specifications differ from USP. Structural formula