About acetaminophen bp
Non-opioid analgesic and fever reducer
Used for
- Short-term treatment of mild to moderate pain
- Fever reduction
- Pain or fever when oral treatment is unsuitable
Usual adult dose
Usually 1,000 mg intravenously every 6 hours; maximum 4,000 mg daily from all sources. Lower limits may apply with liver risks.
Usual dose in children
For children weighing at least 10 kg: usually 15 mg/kg intravenously every 6 hours; maximum 60 mg/kg daily. Dosing depends on weight and product guidance.
Common side effects
- Nausea or vomiting
- Headache
- Low blood pressure during infusion
- Rare serious allergic or skin reactions
Important warnings
- Avoid taking other medicines containing paracetamol at the same time.
- Excess doses can cause severe liver damage, sometimes without early symptoms.
- Use lower doses or longer intervals with liver disease, malnutrition, or heavy alcohol use.
- Intravenous infusion must be administered by a healthcare professional.
Pregnancy
May be used when clinically needed; the lowest effective dose for the shortest time is generally preferred.
Breastfeeding
Generally compatible with breastfeeding at recommended doses.
Interactions
- Warfarin: regular use may increase bleeding risk.
- Some seizure medicines and rifampicin may increase liver toxicity risk.
- Probenecid can increase paracetamol exposure.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.