IG 421 Pill — RED ROUND, 10mm — Lisinopril

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Imprint	IG / 421
Colour	RED
Shape	ROUND
Size	10
Strength	LISINOPRIL 30 mg
Dosage form	Tablet
Manufacturer	Camber Pharmaceuticals, Inc.
NDC	31722-421
Schedule	—
Availability	—
Ingredients	LISINOPRIL[LISINOPRIL ANHYDROUS]

What does this imprint mean?

The imprint "IG 421" 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

Lisinopril

Uses and warnings

BOXED WARNING: BOXED WARNING - FETAL TOXICITY: "When pregnancy is detected, discontinue Lisinopril Tablets as soon as possible." ACE inhibitors can cause injury and death to developing fetuses, particularly during the second and third trimesters. Key warnings include: - Angioedema: Can occur at any time; may involve face, lips, tongue, or airway—potentially fatal - Renal impairment: Monitor kidney function; risk of acute renal failure in vulnerable patients - Hypotension: Risk especially in heart failure, volume depletion, or concurrent diuretic use - Hyperkalemia: Monitor potassium levels; increased risk with renal insufficiency or diabetes | BOXED WARNING - FETAL TOXICITY: "When pregnancy is detected, discontinue Lisinopril Tablets as soon as possible." ACE inhibitors can cause injury and death to developing fetuses, particularly during the second and third trimesters. Key warnings include: - Angioedema: Can occur at any time; may involve face, lips, tongue, or airway—potentially fatal - Renal impairment: Monitor kidney function; risk of acute renal failure in vulnerable patients - Hypotension: Risk especially in heart failure, volume depletion, or concurrent diuretic use - Hyperkalemia: Monitor potassium levels; increased risk with renal insufficiency or diabetes

Lisinopril is indicated for: treatment of hypertension in adults and pediatric patients 6 years and older; adjunct therapy for heart failure; and reduction of mortality following acute myocardial infarction. The medication works by lowering blood pressure to reduce risk of cardiovascular events like strokes and heart attacks.

Read the full drug profile →

How to identify this pill

• Check the imprint matches exactly: "IG 421".
• Confirm the colour (RED) and shape (ROUND).
• Compare the size (10) against a ruler if possible.
• When in doubt, confirm with a pharmacist before taking any medication.

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