NegGram, brand of nalidixic acid, is a quinolone antibacterial agent for oral administration. Nalidixic acid is 1-ethyl-1, 4-dihydro-7-methyl-4-oxo-1, 8-naphthyridine-3-carboxylic acid. It is a pale yellow, crystalline substance and a very weak organic acid.

Nalidixic acid has the following structural formula:

NegGram®  (nalidixic acid, USP) Structural Formula Illustration

Inactive Ingredients

Carbomere 934P, FD&C Red #40, Flavor, Parabens, Purified Water, Saccharin Sodium, Sodium Chloride, Sorbitol Solution.

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