Purinol 300 mg (Tablet)

Unit Price: ৳ 8.05 (3 x 10: ৳ 241.50)
Strip Price: ৳ 80.50

Medicine Details

Category Details
Generic Allopurinol
Company Drug international ltd
Also available as

Indications

  • Reduces urate/uric acid formation
  • Manages gouty arthritis
  • Reduces skin tophi
  • Manages nephrolithiasis
  • Manages 2,8-dihydroxyadenine (2,8-DHA) renal stones
  • Reduces recurrence of mixed calcium oxalate renal stones

Pharmacology

  • Xanthine oxidase inhibitor
  • Reduces production of uric acid
  • Structural analogue of hypoxanthine
  • Inhibits xanthine oxidase enzyme
  • Approximately 90% absorbed from GI tract
  • Peak plasma levels at 1.5 to 4.5 hours

Dosage & Administration

  • Adults:
    • 100 to 200 mg daily in mild conditions
    • 300 to 600 mg daily in moderately severe conditions
    • 700 to 900 mg daily in severe conditions
  • Children: 10 to 20 mg/kg body weight/day
  • Elderly: Use lowest effective dosage
  • Renal impairment: Adjust dosage based on severity

Interaction

  • Reduces activity of 6-mercaptopurine or azathioprine
  • May increase plasma half-life of vidarabine
  • Requires monitoring of theophylline levels
  • Enhanced toxic effects when used with certain drugs
  • May increase plasma concentration of ciclosporin

Contraindications

  • Hypersensitivity to allopurinol

Side Effects

  • Rashes
  • Gastrointestinal disorders
  • Malaise
  • Headache
  • Vertigo
  • Drowsiness
  • Visual and test disturbances

Pregnancy & Lactation

  • Use only when no safer alternative
  • Inadequate evidence of safety in human pregnancy

Precautions & Warnings

  • Immediate withdrawal in case of skin rash
  • Reduced doses in hepatic or renal impairment
  • Use with care in patients with hypertension or cardiac insufficiency

Overdose Effects

  • Ingestion reported up to 22.5 g without adverse effects
  • Symptoms including nausea, vomiting, and dizziness
  • Adequate hydration for optimum diuresis
  • Haemodialysis if necessary

Therapeutic Class

  • Drugs used in Gout

Storage Conditions

Keep below 30°C temperature, away from light & moisture

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