4I Pill — WHITE OVAL, 8mm — Ibuprofen
| Imprint | 4I |
|---|---|
| Colour | WHITE |
| Shape | OVAL |
| Size | 8 |
| Strength | Ibuprofen 400 mg |
| Dosage form | Tablet |
| Manufacturer | Cardinal Health |
| NDC | 55154-1479 |
| Schedule | — |
| Availability | — |
| Ingredients | Ibuprofen[Ibuprofen] |
What does this imprint mean?
The imprint "4I" 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
Ibuprofen
Uses and warnings
BOXED WARNING: BOXED WARNING - Cardiovascular Thrombotic Events: NSAIDs "cause an increased risk of serious cardiovascular thrombotic events, including myocardial infarction and stroke, which can be fatal." Risk may occur early in treatment and increase with duration of use. Ibuprofen is contraindicated following coronary artery bypass graft (CABG) surgery. BOXED WARNING - Gastrointestinal Risk: NSAIDs cause "increased risk of serious gastrointestinal adverse events including bleeding, ulceration, and perforation of the stomach or intestines, which can be fatal." These events can occur anytime without warning symptoms. Elderly patients face greater risk. Additional Major Warnings Include: - Hypertension risk and worsening of existing hypertension - Heart failure and edema concerns - Renal effects and potential kidney damage - Anaphylactoid reactions in susceptible patients - Serious skin reactions (Stevens-Johnson Syndrome, toxic epidermal necrolysis) - Pregnancy concerns, particularly in late pregnancy
Ibuprofen tablets are indicated for: - Relief of signs and symptoms of rheumatoid arthritis and osteoarthritis - Relief of mild to moderate pain - Treatment of primary dysmenorrhea The label emphasizes using "the lowest effective dose for the shortest duration consistent with individual patient treatment goals."
How to identify this pill
- • Check the imprint matches exactly: "4I".
- • Confirm the colour (WHITE) and shape (OVAL).
- • 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 27ffb185-0ea7-4a9d-9e91-d525b27d018c.xml