M E18 Pill — BLUE ROUND, 8mm — Enalapril
| Imprint | M / E18 |
|---|---|
| Colour | BLUE |
| Shape | ROUND |
| Size | 8 |
| Strength | ENALAPRIL MALEATE 20 mg |
| Dosage form | Tablet |
| Manufacturer | Mylan Institutional Inc. |
| NDC | 51079-953 |
| Schedule | — |
| Availability | — |
| Ingredients | ENALAPRIL MALEATE[ENALAPRILAT ANHYDROUS] |
What does this imprint mean?
The imprint "M E18" 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
Enalapril
Uses and warnings
BOXED WARNING: Fetal Toxicity - "When used in pregnancy during the second and third trimesters, ACE inhibitors can cause injury and even death to the developing fetus." Key warnings: "Angioedema of the face, extremities, lips, tongue, glottis and/or larynx has been reported," which may be fatal with laryngeal involvement; risk of excessive hypotension, especially with volume depletion, heart failure, or diuretic use; may cause "oliguria and/or progressive azotemia and rarely...acute renal failure"; available data are "insufficient to show that enalapril maleate does not" cause agranulocytosis. Contraindicated in patients hypersensitive to the product or with a "history of angioedema related to previous treatment with an angiotensin converting enzyme inhibitor."
Enalapril maleate is indicated for: - "Treatment of hypertension," alone or combined with other antihypertensive agents, particularly thiazide diuretics - "Treatment of symptomatic congestive heart failure, usually in combination with diuretics and digitalis" - Asymptomatic left ventricular dysfunction (ejection fraction ≤35%), where it "decreases the rate of development of overt heart failure."
How to identify this pill
- • Check the imprint matches exactly: "M E18".
- • Confirm the colour (BLUE) and shape (ROUND).
- • Compare the size (8) 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 763afe00-a259-5aaa-e053-2991aa0ab7e3.xml