Butalbital, Aspirin, Caffeine and Codeine Phosphate

Each capsule for oral administration contains: Codeine phosphate occurs as fine, white, needle-shaped crystals, or white, crystalline powder. It is affected by light. Its chemical name is 7,8-didehydro-4,5α-epoxy-3-methoxy-17-methylmorphinan-6α-ol phosphate (1:1) (salt) hemihydrate. Its molecular weight is 406.37 and its molecular… Continue Reading

Butorphanol Tartrate

Butorphanol tartrate is a synthetically derived opioid agonist-antagonist analgesic of the phenanthrene series. The chemical name is ( – )-17-(cyclobutylmethyl)morphinan-3,14-diol D- ( – ) – tartrate (1:1) (salt). The molecular formula is CHNO•CHO, which corresponds to a molecular weight of… Continue Reading

BAL in Oil

Dimercaprol Injection USP is a colorless or almost colorless liquid chelating agent having a disagreeable, mercaptan-like odor. Each 1 mL sterile BAL in Oil (Dimercaprol Injection USP) contains: 100 mg Dimercaprol in 200 mg Benzyl Benzoate and 700 mg Peanut… Continue Reading


Each butalbital, aspirin, and caffeine capsule for oral administration contains: butalbital, USP, 50 mg; aspirin, USP, 325 mg; caffeine, USP, 40 mg. Butalbital, 5-allyl-5-isobutyl-barbituric acid, has a molecular formula of CHNO and a molecular weight of 224.26. Aspirin, benzoic acid,… Continue Reading


Valdecoxib is chemically designated as 4-(5-methyl-3-phenyl-4-isoxazolyl) benzenesulfonamide and is a diaryl substituted isoxazole. It has the following chemical structure: The empirical formula for valdecoxib is CHNOS, and the molecular weight is 314.36. Valdecoxib is a white crystalline powder that is… Continue Reading


Baclofen USP is a muscle relaxant and antispastic, available as 10 mg and 20 mg tablets for oral administration. Its chemical name is 4-amino-3-(4-chlorophenyl)-butanoic acid. Baclofen USP is a white to off-white, odorless or practically odorless crystalline powder. It is… Continue Reading

betamethasone dipropionate

Augmented Betamethasone Dipropionate Ointment contains betamethasone dipropionate, USP, a synthetic adrenocorticosteroid, for dermatologic use. Betamethasone, an analog of prednisolone, has a high degree of corticosteroid activity and a slight degree of mineralocorticoid activity. Betamethasone dipropionate is the 17,21-dipropionate ester of… Continue Reading

Bisoprolol Fumarate Hydrochlorothiazide

Bisoprolol fumarate and hydrochlorothiazide is indicated for the treatment of hypertension. It combines two antihypertensive agents in a once-daily dosage: a synthetic beta-selective (cardioselective) adrenoceptor blocking agent (bisoprolol fumarate) and a benzothiadiazine diuretic (hydrochlorothiazide). Bisoprolol fumarate is chemically described as… Continue Reading