644 pill
3 pills in our database have the imprint 644. They are 3 different medicines: Buprenorphine and Naloxone, Hyoscyamine Sulfate, and Hyoscyamine Sulfate Sl.
They differ in strength, 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 | Size | Made by |
|---|---|---|
| Buprenorphine and Naloxone 8 mg / 2 mg | 10 mm | Camber Pharmaceuticals, Inc |
| Hyoscyamine Sulfate 0.125 mg | 5 mm | Avera Mckennan Hospital |
| Hyoscyamine Sulfate Sl 0.125 mg | 5 mm | Redpharm Drug, Inc |