Levaquin

Levaquin Levaquin (generic levofloxacin) is a second‑generation fluoroquinolone antibacterial agent widely used for the treatment of various Gram‑positive and Gram‑negative bacterial infections. Mechanism of Action Levofloxacin binds to bacterial topoisomerase IV…

Leuprolide

Leuprolide Mechanism of Action Leuprolide is a synthetic GnRH (gonadotropin‑releasing hormone) agonist that mimics endogenous GnRH. Continuous stimulation of the GnRH receptors on pituitary gonadotrophs leads to: Initial flare‑up of…

Leukeran

Leukeran Leukeran (brand name for 5‑fluorouracil, 5‑FU) is a first‑generation antimetabolite chemotherapy agent that interferes with DNA/RNA synthesis. It is widely used in solid‑tumor oncology and, in combination protocols, in…

Leqembi

Leqembi Leqembi (lecanemab‑mfeq) is a human‑derived monoclonal antibody targeting oligomeric amyloid‑β (Aβ) protofibrils for the treatment of early Alzheimer’s disease (AD). FDA‑approved in 2023 under a risk‑management framework. --- Mechanism…

Lenvima

Lenvima Lenvima (lenvatinib) is an oral, multitargeted Tyrosine‑Kinase Inhibitor (TKI) used primarily for the treatment of radio‑iodine‑refractory differentiated thyroid cancer (RAI‑DTC) and unresectable hepatocellular carcinoma (HCC). --- Mechanism of Action…

Lenvatinib

Lenvatinib Mechanism of Action Selective inhibitor of multiple receptor tyrosine kinases (RTKs) involved in tumor angiogenesis and growth: Vascular endothelial growth factors VEGFR‑1, 2, 3 Platelet‑derived growth factor receptor PDGFR‑α…

Leflunomide

Leflunomide Leflunomide is a disease‑modifying antirheumatic drug (DMARD) that selectively blocks dihydroorotate dehydrogenase (DHODH), a key enzyme in de novo pyrimidine synthesis, thereby hindering activated T‑cell proliferation. Mechanism of Action…

Latuda

Latuda Mechanism of Action Latuda (lurasidone) is a second‑generation antipsychotic that exerts its therapeutic effects primarily through receptor antagonism and selective partial agonism: Dopamine D₂/D₃ blockade: Key for antipsychotic activity…

Latanoprost

Latanoprost Mechanism of Action Latanoprost is a prostaglandin F₂α analogue that lowers intraocular pressure (IOP) by ↑ outflow of aqueous humor through the trabecular meshwork and uveoscleral pathway. It is…

Lasix

Lasix Lasix (generic name furosemide) is a potent loop diuretic used to treat fluid overload, hypertension, and electrolyte disturbances associated with many clinical conditions. Mechanism of Action Inhibition of the…