RYTHMOL SR (propafenone hydrochloride) is an antiarrhythmic drug supplied in extended-release capsules of 225, 325, and 425 mg for oral administration. Chemically, propafenone hydrochloride is 2’-[2-Hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is CHNO•HCl. Propafenone HCl has… Continue Reading


Radiogardase (prussian blue insoluble) is a decorporation agent for oral use. Radiogardase capsules contain insoluble ferric hexacyanoferrate(II), with an empirical formula of Fe [Fe(CN) ] and a molecular weight of 859.3 Daltons. It is supplied as 0.5 gram of blue… Continue Reading


The active ingredient in RADICAVA is edaravone, which is a member of the substituted 2-pyrazolin-5-one class. The chemical name of edaravone is [3-methyl-1-phenyl-2-pyrazolin-5-one]. The molecular formula is CHNO and the molecular weight is 174.20. The chemical structure is: Edaravone is… Continue Reading


Abciximab, ReoPro, is the Fab fragment of the chimeric human-murine monoclonal antibody 7E3. Abciximab binds to the glycoprotein (GP) IIb/IIIa receptor of human platelets and inhibits platelet aggregation. Abciximab also binds to the vitronectin (αβ) receptor found on platelets and… Continue Reading


RIVELSA (levonorgestrel/ethinyl estradiol and ethinyl estradiol) tablets is an extended-cycle oral contraceptive. RIVELSA consists of 42 light pink tablets containing 0.15 mg levonorgestrel and 0.02 mg ethinyl estradiol, 21 pink tablets containing 0.15 mg levonorgestrel and 0.025 mg ethinyl estradiol,… Continue Reading


Infliximab, the active ingredient in REMICADE, is a chimeric IgG1κ monoclonal antibody (composed of human constant and murine variable regions) specific for human tumor necrosis factor-alpha (TNFα). It has a molecular weight of approximately 149.1 kilodaltons. Infliximab is produced by… Continue Reading


REBETOL (ribavirin), is a synthetic nucleoside analogue (purine analogue). The chemical name of ribavirin is 1-β-D-ribofuranosyl-1H-1,2,4-triazole-3-carboxamide and has the following structural formula (see). Ribavirin is a white, crystalline powder. It is freely soluble in water and slightly soluble in anhydrous… Continue Reading


Rynoderm cream Each gram of contains: ACTIVE: INACTIVES:


The active ingredient in rabeprazole sodium delayed-release tablets is rabeprazole sodium, which is a proton pump inhibitor. It is a substituted benzimidazole known chemically as 2-[[[4-(3-methoxypropoxy)-3-methyl-2-pyridinyl]-methyl]sulfinyl]-1H–benzimidazole sodium salt. It has an empirical formula of C18H20N3NaO3S and a molecular weight of… Continue Reading


RAPIVAB (peramivir) is an inhibitor of influenza virus neuraminidase. The chemical name is (1S,2S,3R,4R)-3-[(1S)-1-(acetylamino)-2-ethylbutyl]-4-(carbamimidoylamino)-2-hydroxycyclopentanecarboxylic acid, trihydrate. The chemical formula is CHNO ∙ 3HO representing a molecular weight of 382.45. The molecular structure is as follows: RAPIVAB injection is a clear,… Continue Reading