SPL Set ID: afc80b8b-da39-6fb9-e053-2a95a90a2d8e
1 drug(s) with this SPL Set ID
The active ingredient in gabapentin capsules, USP is gabapentin, USP which has the chemical name 1-(aminomethyl)cyclohexaneacetic acid. The molecular formula of gabapentin, USP is C9H17NO2 and the molecular weight is 171.24. The structural formula of gabapentin, USP is: Gabapentin, USP is a white to off-white crystalline solid with a pKa1 of 3.7 and a pKa2 of 10.7. It is freely soluble in water and both basic and acidic aqueous solutions. The log of the partition coefficient (n-octanol/0.05M phosphate buffer) at pH 7.4 is -1.25. Each gabapentin capsule contains 100 mg, 300 mg, or 400 mg of gabapentin, USP and the following inactive ingredients: black iron oxide, corn starch, D&C Yellow #10 aluminum lake, FD&C blue #1 aluminum lake, FD&C blue #2 aluminum lake, FD&C red #40 aluminum lake, gelatin, mannitol, pharmaceutical glaze, propylene glycol, red iron oxide T3469, silicon dioxide, sodium lauryl sulfate, synthetic black iron oxide, talc, titanium dioxide, and yellow iron oxide T3506. Struc.