SPL Set ID: 07aa1bcc-df05-44fa-92d4-63894e0e6cd6
1 drug(s) with this SPL Set ID
The active ingredient in gabapentin capsules, USP and gabapentin tablets, USP is gabapentin USP, which has the chemical name 1-(Aminomethyl)cyclohexaneacetic acid. The molecular formula of gabapentin is C 9 H 17 NO 2 and the molecular weight is 171.24. The structural formula of gabapentin is: Gabapentin USP is a white to off-white crystalline solid. It is freely soluble in water and in alkaline and acidic solutions. The log of the partition coefficient (n-octanol/0.05M phosphate buffer) at pH 7.4 is -1.25. Each gabapentin capsule, USP contains 100 mg, 300 mg, or 400 mg of gabapentin USP and the following inactive ingredients: mannitol, pregelatinized starch and talc. The empty hard gelatin capsule shell consists of gelatin, sodium lauryl sulfate, and titanium dioxide. In addition 300 mg also contains iron oxide yellow and 400 mg also contains iron oxide red and iron oxide yellow. The capsules are printed with edible ink containing FD&C blue no. 2 aluminum lake and shellac. Each gabapentin tablet, USP contains 600 mg or 800 mg of gabapentin USP and the following inactive ingredients: copovidone, maize starch 5%, microcrystalline cellulose, magnesium stearate and poloxamer P407. In addition, the film coating contains the following inactive ingredients: polyethylene glycol 3350, polyvinyl alcohol-part hydrolyzed, titanium dioxide and talc. FDA approved dissolution testing specifications differ from USP for gabapentin tablets, USP. Structure