E511 pill
2 pills in our database have the imprint E511. They are 2 different medicines: Gabapentin and Quinidine Sulfate Tablet.
They differ in strength, color, shape, and size, 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 |
|---|---|---|---|
| Gabapentin 400 mg | Orange | Capsule / oblong | 19 mm |
| Quinidine Sulfate Tablet 200 mg | White | Round | 9 mm |