Adult 2-4 mg (5-10 mL). Max: 32 mg (80 mL).
Childn ≥12 yr 2-4 mg (5-10 mL) cautiously increased to a max dose of 24 mg (60 mL) daily;
6-12 yr 2 mg (5 mL);
2-6 yr 1-2 mg (2.5 mL). All doses should be taken tid-qid.
Elderly 2 mg (5 mL) tid-qid to be cautiously adjusted to 8 mg/dose (20 mL) if necessary.