SPL Set ID: f2b7538d-8ca1-4ac7-a172-d268e2fa9a52
1 drug(s) with this SPL Set ID
Memantine hydrochloride extended-release capsules are an orally active NMDA receptor antagonist. The chemical name for memantine hydrochloride, USP is 1-amino-3,5-dimethyladamantane hydrochloride with the following structural formula: The molecular formula is C 12 H 21 N•HCl and the molecular weight is 215.76. Memantine hydrochloride, USP occurs as a fine white to off-white powder and is soluble in water. Memantine hydrochloride extended-release capsules are supplied for oral administration as 7 mg, 14 mg, 21 mg, and 28 mg capsules. Each capsule contains extended-release beads with the labeled amount of memantine hydrochloride, USP and the following inactive ingredients: colloidal silicon dioxide, ethylcellulose, hypromellose, sugar spheres (sucrose, corn starch), talc, and triethyl citrate in hard gelatin capsules. Each capsule shell contains the following inactive ingredients: D&C Yellow No. 10, gelatin, iron oxide yellow and titanium dioxide. The 14 mg, 21 mg and 28 mg capsule shells also contain FD&C Blue No. 1. The 7 mg, 14 mg and 21 mg imprinting ink contains the following inactive ingredients: D&C Yellow No. 10, FD&C Blue No. 1, FD&C Blue No. 2, FD&C Red No. 40, iron oxide black, N-butyl alcohol, propylene glycol and shellac glaze. The 28 mg imprinting ink contains the following inactive ingredients: ammonium hydroxide, isopropyl alcohol, N-butyl alcohol, propylene glycol, simethicone, shellac glaze and titanium dioxide. Structural Formula