PHARMACOKINETICS
Onset
- IV; 2-4 minutes
- IM; 15-50 minutes
Duration of action
- IV/IM; maximum effect 20-60 minutes, duration up to 5 hours
Metabolism
Metabolised in the liver and tissues by hydrolysis to tropine and tropic acid which are renally excreted
Elimination
~30-50% of drug excreted unchanged renally