EVZIO (naloxone hydrochloride injection, USP) is a pre-filled, single-use auto-injector. EVZIO is not made with natural rubber latex. Chemically, naloxone hydrochloride is the hydrochloride salt of 17-Allyl-4,5α-epoxy-3,14-dihydroxymorphinan-6-one hydrochloride with the following structure: CHNO• HCl M.W. 363.84 Naloxone hydrochloride occurs as… Continue Reading


Erbitux (cetuximab) is a recombinant, human/mouse chimeric monoclonal antibody that binds specifically to the extracellular domain of the human epidermal growth factor receptor (EGFR). Cetuximab is composed of the Fv regions of a murine anti-EGFR antibody with human IgG1 heavy… Continue Reading


EPCLUSA is a fixed-dose combination tablet containing sofosbuvir and velpatasvir for oral administration. Sofosbuvir is a nucleotide analog HCV NS5B polymerase inhibitor and velpatasvir is an NS5A inhibitor. Each tablet contains 400 mg sofosbuvir and 100 mg velpatasvir. The tablets… Continue Reading


Etanercept, a tumor necrosis factor (TNF) blocker, is a dimeric fusion protein consisting of the extracellular ligand-binding portion of the human 75 kilodalton (p75) tumor necrosis factor receptor (TNFR) linked to the Fc portion of human IgG1. The Fc component of… Continue Reading


EPANED (enalapril maleate) Oral Solution is the maleate salt of enalapril, the ethyl ester prodrug of a long-acting angiotensin-converting enzyme inhibitor, enalaprilat. Enalapril maleate is chemically described as (S)-1-[N-[1-(ethoxycarbonyl)-3-phenylpropyl]-L-alanyl]-L-proline, (Z)-2-butenedioate salt (1:1). Its empirical formula is CHNO•CHO, and its structural… Continue Reading


Epoetin alfa is a 165-amino acid erythropoiesis-stimulating glycoprotein manufactured by recombinant DNA technology. It has a molecular weight of approximately 30,400 daltons and is produced by mammalian cells into which the human erythropoietin gene has been introduced. The product contains… Continue Reading


ELINEST™ Each pale pink tablet, for oral administration contains 0.3 mg of norgestrel and 0.03 mg ethinyl estradiol and the following inactive ingredients: titanium dioxide, macrogol/PEG 3350 NF, talc, polyvinyl alcohol, lecithin (soya), FD&C Red #40, FD&C Yellow #6, FD&C… Continue Reading


ELIQUIS (apixaban), a factor Xa (FXa) inhibitor, is chemically described as 1-(4-methoxyphenyl)-7-oxo-6-[4-(2-oxopiperidin-1-yl)phenyl]-4,5,6,7-tetrahydro-1-pyrazolo[3,4-]pyridine-3-carboxamide. Its molecular formula is CHNO, which corresponds to a molecular weight of 459.5. Apixaban has the following structural formula: Apixaban is a white to pale-yellow powder. At physiological… Continue Reading


Evomela contains melphalan hydrochloride, an alkylating drug, as the active ingredient. The chemical name of melphalan hydrochloride is 4-[bis(2-chloroethyl)amino]-L-phenylalanine hydrochloride. Its molecular formula is CHClNO • HCl and the molecular weight is 341.67. The structural formula is: Melphalan hydrochloride is… Continue Reading


EMSAM contains selegiline, a MAOI antidepressant. When applied to intact skin, EMSAM is designed to transdermally deliver selegiline over a 24-hour period. Selegiline base is a colorless to yellow liquid, chemically described as (-)-()-Methyl–[(1)-1-methyl-2-phenylethyl]prop-2-yn-1-amine. It has a molecular formula of… Continue Reading