- K.U. Doxorubicin Hydrochloride Brand
- Kabiven/Kabiven Peripheral Brand
- Kadcyla Brand
- Kaletra Brand
- Kaloba Brand
- Kame Brand
- Kanamycin Generic
- Kanamycin Meiji Brand
- Kanarb Brand
- Kancin-L Brand
- Kanjinti Brand
- Kaolin Generic
- Kaolin & Pectin DHA Brand
- Kaolin DHA Brand
- Kaomix Brand
- Kapril Brand
- Kardak Brand
- Karihome Goat Milk Follow-Up Formula Brand
- Karihome Goat Milk Growing-Up Formula Brand
- Karihome Goat Milk Infant Formula Brand
- Karihome Goat Milk Pre-School Formula Brand
- Karihome Goat Milk Sweetie Brand
- Karihome Goat Whole Milk Brand
- Karvol Brand
- Kary Uni Brand
- Katonal Brand
- KeenMind Brand
- KefenTech Brand
- KefenTech Air Brand
- Keflex Brand
- Kefzol Brand
- Kelfer Brand
- Kelo-Cote Brand
- Kemicetine Succinate for Injection Brand
- Kenacomb Brand
- Kenacort-A Brand
- Kenacort-A Intraarticular-Intradermal Brand
- Kenalog In Orabase Brand
- Kenalog-40 Brand
- Kenhancer Brand
- Keno Brand
- KenZen Medicated Cool Lotion/KenZen Medicated Cool Pads Brand
- KenZen Medicated Hot Pads With Capsaicin Brand
- Keppra Brand
- Kerasal Nail Brand
- Kerlone Brand
- Kestine Brand
- Ketamine Generic
- Ketamine Rotexmedica Brand
- Ketamine-Hameln Brand
- Ketanine 25 mg Brand
- Ketanserin Generic
- Ketesse Brand
- Ketipinor Brand
- Keto Brand
- Ketoconazole Generic
- Ketoconazole 200 Hovid Brand
- Ketoprofen Generic
- Ketorolac Generic
- Ketorolac Tromethamine Hospira Brand
- Ketosteril Brand
- Ketotifen Generic
- Ketotifen Hovid Brand
- Ketotop Brand
- Ketozole Brand
- Keytruda Brand
- Kezoral Brand
- Kids BioVzion Brand
- KidsBiomune Brand
- KidsBiotics Brand
- Kinerase Brand
- Kinerase Pro+ Therapy Brand
- Kineret Brand
- Kivexa Brand
- Kizz Pastilles Brand
- Klacid/Klacid MR Brand
- Klean-Prep Brand
- Klerimed Brand
- Kliogest Brand
- Klorpo Brand
- K-Mix Brand
- Kogenate FS Brand
- Kombiglyze XR Brand
- Konakion MM Brand
- Korandil Brand
- Kordel's Vitamin C Brand
- Korsuva Brand
- Korzen 10,000 Unit Brand
- Koselugo Brand
- Kotrin Nasal Spray Brand
- Krisovin Brand
- Kyprolis Brand
- Kytril Brand