SPL Set ID: a0d2e00d-21f0-4449-93b7-a19fa284d51d
1 drug(s) with this SPL Set ID
Entecavir is a guanosine nucleoside analogue with selective activity against HBV. The chemical name for entecavir is 2-amino-1,9-dihydro-9-[( 1S,3R,4S )-4-hydroxy-3-(hydroxymethyl)-2-methylenecyclopentyl]-6 H -purin-6-one, monohydrate. Its molecular formula is C 12 H 15 N 5 O 3 •H 2 O, which corresponds to a molecular weight of 295.3. Entecavir has the following structural formula: Entecavir USP is a white to off-white powder. It is slightly soluble in water (2.4 mg/mL), and the pH of the saturated solution in water is 7.9 at 25°C ± 0.5°C. Entecavir film-coated tablets are available for oral administration in strengths of 0.5 mg and 1 mg of entecavir USP. Entecavir 0.5 mg and 1 mg film-coated tablets contain the following inactive ingredients: crospovidone, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, polyethylene glycol, and titanium dioxide. Meets USP Dissolution Test 2. Structural Formula