Dosing & Administration
Adult Dose
25-50 mg PO/IV/IM every 4-6 hours (max 300 mg/day).
Pediatric Dose
1-1.25 mg/kg PO/IV/IM every 6 hours (max 300 mg/day).
Renal Adjustment
Increase dosing interval in severe impairment.
Hepatic Adjustment
No specific adjustment, use caution.
Safety & Special Populations
Pregnancy Category
B
Lactation Safety
Use caution (can cause sedation in infant and decrease milk supply).
Contraindications & Adverse Effects
Contraindications
- Neonates or premature infants
- Nursing mothers
Common Adverse Effects
- Sedation
- Anticholinergic effects (dry mouth, urinary retention)
- Paradoxical excitation in children