LONSURF contains trifluridine and tipiracil hydrochloride at a molar ratio of 1:0.5. Trifluridine Trifluridine, an antineoplastic thymidine-based nucleoside analogue, is described chemically as 2’-deoxy-5-(trifluoromethyl) uridine, and has the following structural formula: Trifluridine has a molecular formula CHFNO and a molecular… Continue Reading

Lido Rx

Lidocaine HCL USP, 3% contains a local anesthetic agent and is administered topically. See for specific uses. Lidocaine HCL USP, 3% contains lidocaine, which is chemically designated as acetamide, 2-(diethylamino)–(2,6-dimethylphenyl)-, and has the following structural formula: Composition of Lidocaine HCL… Continue Reading

Lioresal (baclofen)

LIORESAL INTRATHECAL (baclofen injection) is a muscle relaxant and antispastic. Its chemical name is 4-amino-3-(4-chlorophenyl) butanoic acid, and its structural formula is: Baclofen is a white to off-white, odorless or practically odorless crystalline powder, with a molecular weight of 213.66.… Continue Reading


Librax combines in a single capsule formulation the antianxiety action of chlordiazepoxide hydrochloride and the anticholinergic/spasmolytic effects of clidinium bromide. Each Librax capsule contains the active ingredients 5 mg chlordiazepoxide hydrochloride and 2.5 mg clidinium bromide. Each capsule also contains… Continue Reading


Lidocaine and prilocaine cream USP, 2.5%/2.5% is an emulsion in which the oil phase is a eutectic mixture of lidocaine and prilocaine in a ratio of 1:1 by weight. This eutectic mixture has a melting point below room temperature and… Continue Reading


Lipiodol, ethiodized oil injection, is a sterile injectable radio-opaque agent. Each milliliter contains 480 mg of Iodine organically combined with ethyl esters of fatty acids of poppy seed oil. The precise structure of Lipiodol is unknown. Lipiodol is a sterile,… Continue Reading


Norethindrone Tablets, USP Each tablet contains 0.35 mg norethindrone. Inactive ingredients include corn starch, D&C Yellow No. 10, ethyl cellulose, lactose anhydrous, magnesium stearate, microcrystalline cellulose, povidone, sodium starch glycolate and talc. Meets USP Dissolution Test 2


Each cycle of Lessina28 (levonorgestrel and ethinyl estradiol tablets USP) consists of 21 pink active tablets each containing 0.1 mg levonorgestrel, USP and 0.02 mg ethinyl estradiol, USP; and seven white inert tablets. The inactive ingredients include anhydrous lactose, FD&C… Continue Reading


LYSODREN (mitotane) is an oral adrenal cytotoxic agent. The chemical name is (±)-1,1-dichloro-2-(-chlorophenyl)-2-(-chlorophenyl) ethane (also known as o,p′-DDD). The chemical structure is: Mitotane is a white granular solid composed of clear colorless crystals. It is tasteless and has a slight… Continue Reading

Lamotrigine Extended Release

Lamotrigine extended-release, an AED of the phenyltriazine class, is chemically unrelated to existing AEDs. Its chemical name is 3,5-diamino-6-(2,3-dichlorophenyl)–triazine, its molecular formula is CHNCl, and its molecular weight is 256.09. Lamotrigine is a white to pale cream-colored powder and has… Continue Reading