58 81 Pill — WHITE OVAL, 11mm — Spironolactone
| Imprint | 58 / 81 |
|---|---|
| Colour | WHITE |
| Shape | OVAL |
| Size | 11 |
| Strength | SPIRONOLACTONE 50 mg |
| Dosage form | Tablet, Film Coated |
| Manufacturer | Rebel Distributors Corp |
| NDC | 21695-960 |
| Schedule | — |
| Availability | — |
| Ingredients | SPIRONOLACTONE[SPIRONOLACTONE] |
What does this imprint mean?
The imprint "58 81" 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
Spironolactone
Uses and warnings
Drug classAn aldosterone-receptor antagonist and potassium-sparing diuretic that acts by "competitive binding of receptors at the aldosterone-dependent sodium-potassium exchange site in the distal convoluted renal tubule," increas...
Read the full drug profile →How to identify this pill
- • Check the imprint matches exactly: "58 81".
- • Confirm the colour (WHITE) and shape (OVAL).
- • Compare the size (11) 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 e5bf608e-c6dd-44e8-96aa-ba4660f64de0.xml