Ibuprofen

Ibuprofen

Ibuprofen (Brufen, Caldolor)

Mechanism of action

NSAID - Inhibits cyclooxygenase 1 and 2 which results in block of production of prostaglandins, normally involved in the mechanism of inflammation and pain signalling. 

Indications and dose

Pharmacokinetics

Onset of action: 30 minutes

Duration of action: 4–6 hours

Half-life of elimination: 2 hours 

Metabolism: Hepatic 

Elimination: Kidneys

Directions for administration

Infusion of ibuprofen should be administered over at least 30 minutes.

Medicinal forms

Pills – 200 mg, 400 mg

Solution for injection/infusion (100 mg/ml)

  • 1 vial = 8 ml (800 mg)

Side-effects

Bleeding (inhibition of platelet aggregation)

Abdominal pain, nausea, vomiting

Ulcers

Nephrotoxicity

Hyperkalaemia

Proteinuria

Increased risk of thrombotic events

Fluid retention, oedema

Hypertension

Thrombocytopaenia, neutropenia, aplastic anaemia

Rash, pruritus

Asthma

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References

  1. Ibuprofen: Uses, Interactions, Mechanism of Action | DrugBank Online
  2. Ibuprofen Uses, Dosage & Side Effects - Drugs.com
  3. https://www.medicines.org.uk/emc/search?q=ibuprofen
  4. Pharm 101: Ibuprofen • LITFL • Top 200 Drugs