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Bicalutamide tablets, USP 50 mg daily are indicated for use in combination therapy with a luteinizing hormone-releasing hormone (LHRH) analog for the treatment of Stage D2 metastatic carcinoma of the prostate.
Bicalutamide tablets, USP 150 mg daily are not approved for use alone or with other treatments [see Clinical Studies (14.2)].
Bicalutamide tablets contain 50 mg of bicalutamide USP, a non-steroidal androgen receptor inhibitor with no other known endocrine activity. The chemical name is propanamide, N [4 cyano-3-(trifluoromethyl)phenyl]-3-[(4-fluorophenyl)sulfonyl]-2-hydroxy-2-methyl-,(+-). The structural and molecular formulas are: 
Bicalutamide has a molecular weight of 430.37. The pKa’ is approximately 12. Bicalutamide is a fine white to off white powder which is practically insoluble in water at 37°C (5 mg per 1000 mL), slightly soluble in chloroform and absolute ethanol, sparingly soluble in methanol, and soluble in acetone and tetrahydrofuran.
Bicalutamide tablet is a racemate with its antiandrogenic activity being almost exclusively exhibited by the R-enantiomer of bicalutamide; the S-enantiomer is essentially inactive.
The inactive ingredients of bicalutamide tablets are lactose monohydrate, sodium starch glycolate type A, povidone, magnesium stearate, hypromellose, polyethylene glycol, and titanium dioxide.