- Ledipasvir & Sofosbuvir
- Leena
- Lefamulin
- Leflunomide
- Leg-Gesic
- Legacy
- Legatrin PM
- Legend Teat Dip
- Legend-HC Teat Dip
- Lemohist Plus
- Lemtrada
- Lenalidomide
- Lenograstim
- Lentinan
- Lenvatinib
- Lenvima
- Lenzagel
- Lenzapatch
- Lepirudin
- Leqvio
- Lercanidipine
- Lerosett
- Lescol
- Lescol XL
- Lesinurad
- Lesinurad and allopurinol
- Lessina
- Letairis
- Letermovir
- LeThechniq
- Letosteine
- Letrozole
- Leukeran
- Leukine
- Leuprolide acetate
- Leustatin
- Levacet
- Levacetylmethadol
- Levalbuterol
- Levall
- Levall 5.0
- Levall G
- Levall-12
- Levamisole
- Levamlodipine
- Levaquin
- Levatol
- Levbid
- Levemir
- Levetiracetam
- Levitra
- Levlen
- Levlite
- Levobunolol
- Levobupivacaine
- Levocabastine
- Levocarnitine
- Levocetirizine
- Levodopa
- Levodopa And Decarboxylase Inhibitor
- levodopa, decarboxylase inhibitor and COMT inhibitor
- Levodropropizine
- Levofloxacin
- Levoleucovorin
- Levomepromazine
- Levomethadone
- Levomilnacipran
- Levonest
- Levonorgestrel
- Levonorgestrel & Ethinyl estradiol & Ferrous bisglycinate
- Levonorgestrel And Estrogen
- Levonorgestrel Intrauterine Device
- Levophed Bitartrate
- Levoprome
- Levora
- Levosimendan
- Levosulpiride
- Levothroid
- Levothyroxine
- Levoverbenone
- Levoxyl
- Levsin
- Levsin with PHENobarbital
- Levulan Kerastick
- Lexapro
- Lexiscan
- Lexiva
- Lexxel