N 4 Pill — WHITE;BLUE OVAL, 10mm — Phentermine
| Imprint | N / 4 |
|---|---|
| Colour | WHITE;BLUE |
| Shape | OVAL |
| Size | 10 |
| Strength | PHENTERMINE HYDROCHLORIDE 37.5 mg |
| Dosage form | Tablet |
| Manufacturer | CALVIN, SCOTT AND COMPANY, INCORPORATED |
| NDC | 17224-904 |
| Schedule | CIV |
| Availability | Prescription only |
| Ingredients | PHENTERMINE HYDROCHLORIDE[PHENTERMINE] |
What does this imprint mean?
The imprint "N 4" 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
Phentermine
Uses and warnings
Drug classSympathomimetic amine anorectic" with "pharmacologic activity similar to the prototype drugs of this class used in obesity, amphetamine"; the label notes "it has not been established that the primary action of...
Read the full drug profile →How to identify this pill
- • Check the imprint matches exactly: "N 4".
- • Confirm the colour (WHITE;BLUE) and shape (OVAL).
- • Compare the size (10) 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 a78e2e47-842d-419a-af16-3c7b96a5b8e9.xml