5 91 pill
4 pills in our database have the imprint 5 91. They are 3 different medicines: Letermovir, Liothyronine Sodium, and Perphenazine.
They differ in strength, color, shape, size, and maker, so compare those with your pill and its package.
Different medicines share this imprint. Check every detail before you trust a match, and ask a pharmacist if you are unsure.
How to tell them apart
| Pill | Color | Shape | Size | Made by |
|---|---|---|---|---|
| Letermovir 240 mg | Yellow | Oval | 17 mm | Merck Sharp & Dohme LLC |
| Letermovir 240 mg | Yellow | Oval | Merck Canada Inc | |
| Liothyronine Sodium 50 mcg | White | Round | 7 mm | Sun Pharmaceutical Industries, Inc |
| Perphenazine 2 mg | White | Round | 6 mm | Zydus Lifesciences Limited |