Olaparib is an inhibitor of the mammalian polyadenosine 5’-diphosphoribose polymerase (PARP) enzyme. The chemical name is 4-[(3-{[4-(cyclopropylcarbonyl)piperazin-1-yl]carbonyl}-4-fluorophenyl)methyl]phthalazin-1(2)-one and it has the following chemical structure: The empirical molecular formula for Lynparza is CHFNO and the relative molecular mass is 434.46. Olaparib… Continue Reading

Losartan potassium Tablets, 100 mg

Losartan potassium is an angiotensin II receptor blocker acting on the AT receptor subtype. Losartan potassium, a non-peptide molecule, is chemically described as 2-butyl-4-chloro-1-[-(-1­tetrazol-5-ylphenyl)benzyl]imidazole-5-methanol monopotassium salt. Its empirical formula is CHClKNO, and its structural formula is: Losartan potassium, USP is a… Continue Reading

Lupron Depot-PED

Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin-releasing hormone (GnRH or LH-RH). The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl-N-ethyl-L-prolinamide acetate (salt) with the following structural formula: LUPRON DEPOT-PED 7.5 mg,… Continue Reading

Lanthanum Carbonate

Lanthanum carbonate chewable tablet contains lanthanum carbonate dihydrate with molecular formula La(CO) .2HO and molecular weight 457.8 (anhydrous mass). Lanthanum carbonate is described as white to off-white powder.  Lanthanum carbonate is soluble in dilute hydrochloric acid and practically insoluble in… Continue Reading


LIPOFEN (fenofibrate capsules, USP), is a lipid regulating agent available as hard gelatin capsules for oral administration. Each hard gelatin capsule contains 50 or 150 mg of fenofibrate, USP. The chemical name for fenofibrate is 2-[4-(4-chlorobenzoyl) phenoxy]-2-methyl-propanoic acid, 1-methylethyl ester… Continue Reading


Lumason (sulfur hexafluoride lipid-type A microspheres) for injectable suspension, for intravenous or intravesical use is used to prepare the ultrasound contrast agent. The single-patient use kit contains the following three items: 1) one clear glass 10 mL vial containing 25… Continue Reading

Lo Loestrin Fe

Lo Loestrin Fe (norethindrone acetate and ethinyl estradiol tablets, ethinyl estradiol tablets and ferrous fumarate tablets) provides an oral contraceptive regimen consisting of 24 blue active tablets and 2 white active tablets that contain the active ingredients specified for each… Continue Reading

Lo Simpesse

Lo Simpesse (levonorgestrel and ethinyl estradiol tablets USP and ethinyl estradiol tablets USP) provide an oral contraceptive regimen of 84 light pink tablets each containing 0.1 mg levonorgestrel USP and 0.02 mg ethinyl estradiol USP, followed by 7 light blue… Continue Reading


Rx Only Norepinephrine (sometimes referred to as l-arterenol/Levarterenol or l-norepinephrine) is a sympathomimetic amine which differs from epinephrine by the absence of a methyl group on the nitrogen atom. Norepinephrine Bitartrate is (-)-a-(aminomethyl)-3,4-dihydroxybenzyl alcohol tartrate (1:1) (salt) monohydrate and has… Continue Reading