By API Standards
- Lacosamide
- Lamivudine
- Lamotrigine
- Lansoprazole
- Lapatinib
- Larotrectinib
- Lasmiditan
- LCQ-908
- Ledipasvir
- Lemborexant
- Lenacapavir
- Lenalidomide
- Lenvatinib
- Lercanidipine
- Letermovir
- Letrozole
- LEVETIRACETAM
- Levocloperastine
- Levofloxacin
- Levomepromazine
- Levonorgestrel
- Levothyroxine
- Linagliptin
- Lincomycin
- Linezolid
- Liothyronine
- Liraglutide
- Lisinopril
- Loperamide
- Loratadine
- Losartan
- Loteprednol
- Lovastatin
- Loxoprofen
- Lubiprostone
- Lufenuron
- Lumefantrine
- Lurasidone