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Each capsule contains 100 mg, 300 mg or 400 mg gabapentin.
Proper Name: Gabapentin.
Chemical Name: 1-(aminomethyl)cyclohexaneacetic acid.
Molecular Formula: C9H17NO2.
Molecular Mass: 171.24 g/mol.
Physicochemical Properties: Description: A white to off-white crystalline solid.
Solubility: Freely-soluble in water and both basic and acidic aqueous solutions.
pH and pK values: pKa1 = 3.68; pKa2 = 10.70; partition coefficient at pH 7.4 = 1.25 (Log P).
Excipients/Inactive Ingredients: Corn Starch, Lactose Anhydrous, and Talc. Capsule shells contain Gelatin, Red Iron Oxide (400 mg), Titanium Dioxide and Yellow Iron Oxide (300 mg and 400 mg).
