Etoricoxib

Generic Details

Generic Name

Etoricoxib

Other Names

  • Arcoxia

Drug Class

  • Nonsteroidal anti-inflammatory drug (NSAID)

Chemical Formula

C18H15ClN2O2S

Molecular Weight

358.8 g/mol

Mechanism of Action

  • Selective inhibition of cyclooxygenase-2 (COX-2) enzyme

Indications

  • Osteoarthritis
  • Rheumatoid arthritis
  • Ankylosing spondylitis
  • Acute gout
  • Acute pain

Common Dosage Forms

  • Tablet
  • Oral suspension

Typical Dosage

  • 60 to 120 mg once daily for osteoarthritis and rheumatoid arthritis

Pediatric Dosage

  • Not recommended for use in children under 16 years of age

Geriatric Dosage

  • Dose adjustment may be required in elderly patients

Side Effects

  • Gastritis
  • Peptic ulcers
  • Edema
  • Headache
  • Dizziness
  • Hypertension
  • Heart failure

Contraindications

  • Hypersensitivity to NSAIDs
  • Active peptic ulcer
  • Severe heart failure

Pregnancy Category

  • Category C - Risk cannot be ruled out

Lactation Safety

  • Not recommended during breastfeeding due to limited data

Drug Interactions

  • Warfarin
  • Aspirin
  • ACE inhibitors
  • Lithium

Overdose Symptoms

  • Nausea
  • Vomiting
  • Stomach pain
  • Dizziness
  • Drowsiness

Antidote for Overdose

  • Supportive care and symptomatic treatment

Storage Conditions

  • Store at room temperature away from moisture and heat

Pharmacokinetics

  • Absorption: Well absorbed after oral administration
  • Distribution: Highly protein-bound
  • Metabolism: Extensively metabolized in the liver
  • Excretion: Mainly excreted in the urine

Precautions

  • Monitor for signs of gastrointestinal bleeding
  • Use with caution in renal impairment

Warnings

  • Increased risk of cardiovascular events
  • Risk of gastrointestinal bleeding and ulcers

Others

  • Avoid excessive or prolonged use due to cardiovascular and gastrointestinal risks