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ATN 50 Pill — WHITE ROUND, 8mm — Atenolol

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ImprintATN / 50
ColourWHITE
ShapeROUND
Size8
StrengthATENOLOL 50 mg
Dosage formTablet
ManufacturerProficient Rx LP
NDC71205-229
Schedule—
AvailabilityPrescription only
IngredientsATENOLOL[ATENOLOL]

What does this imprint mean?

The imprint "ATN 50" 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

Atenolol

Uses and warnings

Drug class"Beta1-selective (cardioselective) adrenoreceptor blocking agent" - a beta-blocker that blocks the "positive chronotropic and inotropic effects of catecholamines," slowing heart rate and reducing the oxygen req...

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How to identify this pill

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Official references

Source: FDA Structured Product Label via NLM Pillbox archive (retired 2021); source file b72f5aa7-6ee1-401f-a2b0-715720794709.xml