Source: FDA, National Drug Code (US) Revision Year: 2020
The active ingredient in DIPENTUM Capsules (olsalazine sodium) is the sodium salt of a salicylate, disodium 3,3'-azobis (6-hydroxybenzoate) a compound that is effectively bioconverted to 5-aminosalicylic acid (5-ASA), which has anti-inflammatory activity in ulcerative colitis. Its empirical formula is C14H8N2Na2O6 with a molecular weight of 346.21.
The structural formula is:
Olsalazine sodium is a yellow crystalline powder, which melts with decomposition at 240°C. It is the sodium salt of a weak acid, soluble in water and DMSO, and practically insoluble in ethanol, chloroform, and ether. Olsalazine sodium has acceptable stability under acidic or basic conditions.
DIPENTUM is supplied in hard gelatin capsules for oral administration. The inert ingredient in each 250 mg capsule of olsalazine sodium is magnesium stearate. The capsule shell contains the following inactive ingredients: black iron oxide, caramel, gelatin, and titanium dioxide.
| How Supplied |
|---|
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Beige colored capsules, containing 250 mg olsalazine sodium imprinted with “DIPENTUM 250 mg” on the capsule shell, available as: Bottles of 100’s NDC 0037-6860-10 Distributed by: MEDA PHARMACEUTICALS, Somerset, New Jersey 08873-4120 |
| Drug | Countries | |
|---|---|---|
| DIPENTUM | Australia, Canada, Finland, France, Ireland, Netherlands, New Zealand, United States, South Africa |
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