NALFON®
(fenoprofen calcium capsules, USP)
mg
Rx only
DESCRIPTION
Nalfon® (fenoprofen calcium capsules, USP) is a nonsteroidal, anti-inflammatory, antiarthritic drug. Nalfon capsules contain fenoprofen calcium as the dihydrate in an amount equivalent to 200 mg (0.826 mmol) of fenoprofen. The capsules also contain cellulose, gelatin, iron oxides, silicone, titanium dioxide, and other inactive ingredients.
Chemically, Nalfon is an arylacetic acid derivative.
The structural formula is as follows:
Benzeneacetic acid, α-methyl-3-phenoxy-, calcium salt dihydrate, (±)-
Nalfon is a white crystalline powder that has the structural formula C30H26CaO6•2H2O representing a molecular weight of 558.65. At 25°C, it dissolves to a 15 mg/mL solution in alcohol (95%). It is slightly soluble in water and insoluble in benzene.
The p Ka of Nalfon is a 4.5 at 25°C.
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