Acetaminophen / Hydrocodone (Norco / Vicodin)

Analgesic (Non-opioid + Opioid)

Dosing & Administration

Adult Dose

1-2 tablets (e.g., 5/325 mg) PO every 4-6 hours PRN pain. Max 4g acetaminophen/day.

Pediatric Dose

Use extreme caution. Codeine/Hydrocodone contraindicated < 12 yrs and post-tonsillectomy < 18 yrs.

Renal Adjustment

Use caution.

Hepatic Adjustment

Reduce dose or avoid in severe impairment due to acetaminophen.

Safety & Special Populations

Pregnancy Category

C

Lactation Safety

Use caution (infant CNS depression).

Contraindications & Adverse Effects

Contraindications

  • Severe respiratory depression
  • Paralytic ileus

Common Adverse Effects

  • Constipation
  • Sedation
  • Respiratory depression
  • Hepatotoxicity (if combined with other Tylenol products)