R428 Pill — GRAY CAPSULE, 16mm — Lamotrigine
| Imprint | R428 |
|---|---|
| Colour | GRAY |
| Shape | CAPSULE |
| Size | 16 |
| Strength | LAMOTRIGINE 300 mg |
| Dosage form | Tablet, Extended Release |
| Manufacturer | Preferred Pharmaceuticals, Inc. |
| NDC | 68788-6868 |
| Schedule | — |
| Availability | — |
| Ingredients | LAMOTRIGINE[LAMOTRIGINE] |
What does this imprint mean?
The imprint "R428" is a code stamped or printed on the tablet or capsule by the manufacturer, used to identify the drug, its strength and the maker.
Active ingredient
Lamotrigine
Uses and warnings
Drug classLAMICTAL (lamotrigine) is an "antiepileptic drug (AED)." Its precise mechanism is not fully known, but it is believed to act in part by blocking voltage-sensitive sodium channels, stabilizing neuronal membranes, and modu...
Read the full drug profile →How to identify this pill
- • Check the imprint matches exactly: "R428".
- • Confirm the colour (GRAY) and shape (CAPSULE).
- • Compare the size (16) against a ruler if possible.
- • When in doubt, confirm with a pharmacist before taking any medication.
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Official references
Source: FDA Structured Product Label via NLM Pillbox archive (retired 2021); source file ab63b563-8381-4df1-939b-e22ef3e2ae58.xml