ERYGEL® (erythromycin topical gel) Topical Gel contains erythromycin (3R*, 4S*, 5S*,6R*,7R*, 9R*, 11R*, 12R*, 13S*, 14R*)-4-[(2,6-Dideoxy-3-C-methyl-3-O-methyl-?-L-ribo-hexopyranosyl)oxy]-14-ethyl-7,12, 13-trihydroxy-3,5,7,9,11,13-hexamethyl-6-[[3,4,6-trideoxy-3-(dimethylamino)-?-D-xylo-hexopyranosyl] oxy] oxacy-clotetradecane-2,10-dione), for topical dermatological use. Erythromycin is a macrolide antibiotic produced from a strain of Saccaropolyspora erythraea (formerly Streptomyces erythreus). It is a base and readily forms salts with acids.

ERGOCALCIFEROL (ergocalciferol) CAPSULES, USP, is a synthetic calcium regulator for oral administration.

The chemical name for ethyndiol diacetate is 19-nor-17alpha-pregn-4-en-20-yne-3beta,17-diol diacetate, and for ethinyl estradiol it is 19-nor- 17alpha-pregna-1,3,5 (10)-trien-20-yne-3,17-diol.

Climara®, estradiol transdermal system, is designed to release estradiol continuously upon application to intact skin. Six (6.5, 9.375, 12.5, 15, 18.75 and 25 cm?) systems are available to provide nominal in vivo delivery of 0.025, 0.0375, 0.05, 0.06, 0.075 or 0.1 mg respectively of estradiol per day. The period of use is 7 days. Each system has a contact surface area of either 6.5, 9.375, 12.5, 15, 18.75 or 25 cm?, and contains 2, 2.85, 3.8, 4.55, 5.7 or 7.6 mg of estradiol USP respectively. The composition of the systems per unit area is identical. Estradiol USP is a white, crystalline powder, chemically described as estra-1,3,5(10)-triene-3, 17?-diol. It has an empirical formula of C18H24O2 and molecular weight of 272.39. The structural formula is:

EMADINE ® (emedastine difumarate ophthalmic solution) 0.05% is a sterile ophthalmic solution containing emedastine, a relatively selective, H1-receptor antagonist for topical administration to the eyes. Emedastine difumarate is a white, crystalline, water-soluble fine powder with a molecular weight of 534.57. The chemical structure is presented below:

ELOCON® (mometasone furoate ointment) Ointment, 0.1%, contains mometasone furoate, USP for dermatologic use. Mometasone furoate is a synthetic corticosteroid with antiinflammatory activity.

EstroGel® (estradiol gel) contains 0.06% estradiol in an absorptive hydroalcoholic gel base formulated to provide a controlled release of the active ingredient. It is a clear, colorless gel, which is odorless when dry. The gel is applied over a large area (750 cm2) of the skin in a thin layer. The recommended area of application is the arm, from wrist to shoulder. An EstroGel unit dose of 1.25 g contains 0.75 mg of estradiol.

ELOXATIN® (oxaliplatin for injection and oxaliplatin injection) is an antineoplastic agent with the molecular formula C8H14N2O4Pt and the chemical name of cis-[(1 R,2 R)-1,2cyclohexanediamine-N,N'] [oxalato(2-)-O,O'] platinum. Oxaliplatin is an organoplatinum complex in which the platinum atom is complexed with 1,2-diaminocyclohexane(DACH) and with an oxalate ligand as a leaving group.

ELIMITE® (permethrin) 5% Cream is a topical scabicidal agent for the treatment of infestation with Sarcoptes scabiei (scabies). It is available in an off-white, vanishing cream base. ELIMITE® (permethrin) 5% Cream is for topical use only.

ERY-TAB (erythromycin delayed-release tablets) is an antibacterial product containing erythromycin base in a specially enteric-coated tablet to protect it from the inactivating effects of gastric acidity and to permit efficient absorption of the antibiotic in the small intestine. ERY-TAB (erythromycin delayed release tablets) tablets for oral administration are available in three dosage strengths, each white oval tablet containing either 250 mg, 333 mg, or 500 mg of erythromycin as the free base. ERY-TAB tablets comply with USP Drug Release Test 1.