SPL Set ID: c21ea27c-6e3b-4296-a118-c0b878cdf8f8
1 drug(s) with this SPL Set ID
Droxidopa capsules contain droxidopa, which is a synthetic amino acid precursor of norepinephrine, for oral administration. Chemically, droxidopa is (2S,3R)-2-amino-3-(3,4-dihdroxyphenyl)-3- hydroxypropanoic acid (or) L-threo-3,4- dihydroxy phenyl serine. It has the following structural formula: Droxidopa is a white to light brown color powder. It is soluble in 1N hydrochloric acid, slightly soluble in water and practically insoluble in ethanol (99.5%). It has a molecular weight of 213.19 and a molecular formula of C 9 H 11 NO 5 . Droxidopa capsules also contain the following inactive ingredients: corn starch, mannitol, and magnesium stearate. The capsule shell is printed with black ink. The black ink contain black iron oxide, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. The capsule shell contains gelatin and titanium dioxide, in addition 100 mg and 200 mg capsule shells contain FD&C Blue 1 and FD&C Red 3. Droxidopastructure