RI4 Pill — YELLOW ROUND, 8mm — Risperidone
| Imprint | RI4 |
|---|---|
| Colour | YELLOW |
| Shape | ROUND |
| Size | 8 |
| Strength | RISPERIDONE 2 mg |
| Dosage form | Tablet |
| Manufacturer | Breckenridge Pharmaceutical, Inc |
| NDC | 51991-319 |
| Schedule | — |
| Availability | — |
| Ingredients | RISPERIDONE[RISPERIDONE] |
What does this imprint mean?
The imprint "RI4" 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
Risperidone
Uses and warnings
Drug classRISPERDAL (risperidone) is an "atypical antipsychotic agent." Its antipsychotic activity is thought to be mediated through a combination of dopamine D2 and serotonin 5-HT2A receptor antagonism; it also has affinity for a...
Read the full drug profile →How to identify this pill
- • Check the imprint matches exactly: "RI4".
- • Confirm the colour (YELLOW) 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 384a5deb-28a0-43af-9939-9e7440309a29.xml