SPL Set ID: f7e9a4b3-a2ee-4f0a-becd-6ef90867332b

Morphine Sulfate Extended-Release Capsules, USP, an opioid agonist, are for oral use and contain pellets of morphine sulfate. Each morphine sulfate extended-release capsule, USP contains either 20 mg, 30 mg, 40 mg, 50 mg, 60 mg, 80 mg, or 100 mg of morphine sulfate, USP and the following inactive ingredients common to all strengths: hypromellose, ethylcellulose, methacrylic acid copolymer, polyethylene glycol, diethyl phthalate, talc, corn starch, and sucrose. The capsule shells contain gelatin and titanium dioxide. In addition, the 20 mg and 40 mg capsule shells contain yellow iron oxide; the 30 mg and 40 mg capsule shells contain FD&C Blue No. 1 and FD&C Red No. 3; the 50 mg capsule shell contains FD&C Blue No. 1; the 60 mg capsule shell contains FD&C Red No. 40; the 80 mg capsule shell contains D&C Red No. 28, D&C Yellow No. 10, and FD&C Red No. 40; and the 100 mg capsule shell contains D&C Yellow No. 10 and FD&C Green No. 3. The black ink contains shellac, dehydrated alcohol, isopropyl alcohol, butyl alcohol, propylene glycol, strong ammonia solution, black iron oxide, potassium hydroxide, and purified water. The chemical name of morphine sulfate is 7,8-didehydro-4,5α-epoxy-17-methylmorphinan-3,6α-diol sulfate (2:1) (salt) pentahydrate. The molecular formula is (C 17 H 19 NO 3 )2∙H 2 SO 4 ∙5H 2 O and its molecular weight is 758.85. Morphine sulfate, USP is an odorless, white, crystalline powder with a bitter taste. It has a solubility of 1 in 21 parts of water and 1 in 1000 parts of alcohol, but is practically insoluble in chloroform or ether. The octanol: water partition coefficient of morphine is 1.42 at physiologic pH and the pK b is 7.9 for the tertiary nitrogen (mostly ionized at pH 7.4). Its structural formula is: Chemical Structure USP dissolution test pending.