Losartan Potassium (low sar’ tan) Cozaar PREGNANCY CATEGORY D (SECOND AND THIRD TRIMESTERS) Drug Classes Antihypertensive ARB Therapeutic Actions Selectively blocks the binding of angiotensin II to specific tissue receptors…

Lorcaserin Hydrochloride (lore cass’ ah rin) Belviq PREGNANCY CATEGORY X Drug Classes Serotonin receptor agonist Weight loss drug Therapeutic Actions Thought to decrease food consumption and promote satiety by selectively…

Lorazepam (lor a’ ze pam) Apo-Lorazepam (CAN), Ativan, Lorazepam Intensol, PMS-Lorazepam (CAN) PREGNANCY CATEGORY D CONTROLLED SUBSTANCE C-IV Drug Classes Anxiolytic Benzodiazepine Sedative-hypnotic Therapeutic Actions Exact mechanisms are not understood;…

Loratadine (lor at’ a deen) Alavert, Alavert Childrens, Apo-Loratadine (CAN), Claritin, Claritin Hives Relief, Claritin Reditabs, Claritin Syrup, Claritin 24-Hour Allergy, Dimetapp Children’s ND, Non-Drowsy Allergy, Triaminic Allerchews PREGNANCY CATEGORY…

Lopinavir (Lopinavir and Ritonavir) (low pin’ ah ver) KaletraDNC PREGNANCY CATEGORY C Drug Classes Antiviral Protease inhibitor combination Therapeutic Actions Lopinavir in this combination exhibits antiviral activity; inhibits HIV protease…

Loperamide Hydrochloride (loe per’ a mide) Prescription: Apo-Loperamide (CAN), Imodium OTC: Diar-Aid Caplets, Imodium A-D, K-Pek Il, Neo-Diaral, Pepto Diarrhea Control PREGNANCY CATEGORY B Drug class Antidiarrheal Therapeutic Actions Slows…

Dangerous Drug: Lomustine (CCNU) (loe mus’ teen) CeeNU PREGNANCY CATEGORY D Drug Classes Alkylating drug, nitrosourea Antineoplastic Therapeutic Actions Cytotoxic: Exact mechanism of action not known, but it involves alkylation…

Lomitapide

Lithium (lith’ ee um) Lithium Carbonate Apo-Lithium Carbonate (CAN), Carbolith (CAN), Duralith (CAN), Lithane (CAN), LithobidDNC, Lithonate, Lithotabs, PMS-Lithium Carbonate (CAN) Lithium Citrate PREGNANCY CATEGORY D Drug class Antimanic drug…

Lisinopril (lyse in’ oh pril) Prinivil, Zestril PREGNANCY CATEGORY D Drug Classes ACE inhibitor Antihypertensive Therapeutic Actions Renin, synthesized by the kidneys, is released into the circulation where it acts…