B4 Pill — WHITE ROUND, 10mm — Chlorpromazine
| Imprint | B4 |
|---|---|
| Colour | WHITE |
| Shape | ROUND |
| Size | 10 |
| Strength | CHLORPROMAZINE HYDROCHLORIDE 100 mg |
| Dosage form | Tablet, Film Coated |
| Manufacturer | AvPAK |
| NDC | 50268-165 |
| Schedule | — |
| Availability | Prescription only |
| Ingredients | CHLORPROMAZINE HYDROCHLORIDE[CHLORPROMAZINE] |
What does this imprint mean?
The imprint "B4" 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
Chlorpromazine
Uses and warnings
BOXED WARNING: "Elderly patients with dementia-related psychosis treated with antipsychotic drugs are at an increased risk of death," with mortality roughly 1.6 to 1.7 times that of placebo; "chlorpromazine hydrochloride is not approved" for this population. Additional key warnings cover tardive dyskinesia (potentially irreversible), neuroleptic malignant syndrome, increased risk of falls and fractures, encephalopathic syndrome when combined with lithium, and use in pregnancy.
Indicated for management of manifestations of psychotic disorders, including schizophrenia; control of nausea and vomiting; relief of preoperative restlessness and apprehension; adjunctive treatment of tetanus; management of acute intermittent porphyria; control of the manic type of manic-depressive illness; relief of intractable hiccups; and, in children 1-12 years, for "combativeness and/or explosive hyperexcitable behavior."
How to identify this pill
- • Check the imprint matches exactly: "B4".
- • Confirm the colour (WHITE) 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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Official references
Source: FDA Structured Product Label via NLM Pillbox archive (retired 2021); source file 9f67bb44-6de9-da24-e053-2a95a90a3afd.xml