bupropion hcl er (xl) - Medication Listings

Bupropion hydrochloride, an antidepressant of the aminoketone class, is chemically unrelated to tricyclic, tetracyclic, selective serotonin reuptake inhibitor, or other known antidepressant agents. Its structure closely resembles that of diethylpropion; it is related to phenylethylamines. It is designated as (±)-1-(3-chorophenyl)-2-[(1,1-dimethylethyl)amino]-1 propanone hydrochloride. The molecular weight is 276.21. The molecular formula is C13H18ClNO•HCl. Bupropion hydrochloride powder is white and soluble in water. It has a bitter taste and produces the sensation of local anesthesia on the oral mucosa. The structural formula is: [Image] Bupropion hydrochloride extended-release tablet USP (XL) is supplied for oral administration as 150 mg and 300 mg, off-white to pale yellow extended-release tablets. Each tablet contains the labeled amount of bupropion hydrochloride and the inactive ingredients: ammonium hydroxide, colloidal silicon dioxide, dibutyl sebacate, ethylcellulose, glyceryl behenate, hydrophobic colloidal silica, hydroxypropyl cellulose, iron oxide black, L-cysteine hydrochloride monohydrate, methacrylic acid copolymer dispersion, polyvinyl alcohol, povidone, propylene glycol, shellac and triethyl citrate. The tablets are printed with edible black ink. The insoluble shell of the extended-release tablet may remain intact during gastrointestinal transit and is eliminated in the feces. The Drug Product Meets USP Dissolution Test 20.

Bupropion Hydrochloride USP, an antidepressant of the aminoketone class, is chemically unrelated to tricyclic, tetracyclic, selective serotonin reuptake inhibitor, or other known antidepressant agents. Its structure closely resembles that of diethylpropion; it is related to phenylethylamines. It is designated as (±)-1-(3-chorophenyl)-2-[(1,1-dimethylethyl)amino]-1-propanone hydrochloride. The molecular weight is 276.2. The molecular formula is C 13H 18ClNO•HCl. Bupropion hydrochloride powder is white, crystalline, and highly soluble in water. It has a bitter taste and produces the sensation of local anesthesia on the oral mucosa. The structural formula is: [bupropion-structure] Bupropion Hydrochloride Extended-Release Tablets USP (XL) are supplied for oral administration as 150 mg and 300 mg white to pale yellow extended-release tablets. Each tablet contains the labeled amount of bupropion hydrochloride and the inactive ingredients: cysteine hydrochloride, ethylcellulose, methacrylic acid copolymer dispersion, lecithin, magnesium stearate, polyvinyl alcohol, polyethylene glycol, povidone, silicon dioxide, talc, triethyl citrate and titanium dioxide. The tablets are printed with black ink containing ammonium hydroxide, ferrosoferric oxide, propylene glycol, shellac glaze. The insoluble shell of the extended-release tablet may remain intact during gastrointestinal transit and is eliminated in the feces. USP dissolution test 22 is used.