Aspirin (ASA)

Cardiology / Analgesia (Salicylate)

Dosing & Administration

Adult Dose

ACS: 162-325 mg chewed immediately. Maintenance: 81 mg PO daily.

Pediatric Dose

Kawasaki disease: 80-100 mg/kg/day initially.

Renal Adjustment

Avoid in severe impairment (CrCl < 10).

Hepatic Adjustment

Avoid in severe impairment.

Safety & Special Populations

Pregnancy Category

D (Avoid full doses in 3rd trimester. Low dose (81mg) used for pre-eclampsia prevention).

Lactation Safety

Compatible at low doses.

Contraindications & Adverse Effects

Contraindications

  • Children/Teens with viral infection (Reye's syndrome)
  • Bleeding disorders

Common Adverse Effects

  • GI bleeding
  • Tinnitus (toxicity)
  • Bronchospasm in sensitive asthma patients