537 Pill — YELLOW OVAL, 16mm — Tramadol
| Imprint | 537 |
|---|---|
| Colour | YELLOW |
| Shape | OVAL |
| Size | 16 |
| Strength | TRAMADOL HYDROCHLORIDE 37.5 mg;ACETAMINOPHEN 325 mg |
| Dosage form | Tablet, Film Coated |
| Manufacturer | Preferred Pharmaceuticals, Inc. |
| NDC | 68788-9261 |
| Schedule | CIV |
| Availability | — |
| Ingredients | TRAMADOL HYDROCHLORIDE[TRAMADOL];ACETAMINOPHEN[ACETAMINOPHEN] |
What does this imprint mean?
The imprint "537" 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
Tramadol
Uses and warnings
Drug classOpioid agonist; Schedule IV controlled substanceUses"Management of pain severe enough to require daily, around-the-clock, long-term opioid treatment and for which alternative treatment options are inadequate." Not for as...
Read the full drug profile →How to identify this pill
- • Check the imprint matches exactly: "537".
- • Confirm the colour (YELLOW) and shape (OVAL).
- • 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 743299c2-14a7-4f5a-9a5b-d3ce585f3e07.xml