Donnatal Elixir Dosage

Generic name: phenobarbital
Dosage form: oral elixir

This dosage information does not include all the information needed to use Donnatal Elixir safely and effectively. See full prescribing information for Donnatal Elixir.

The information at Drugs.com is not a substitute for medical advice. ALWAYS consult your doctor or pharmacist.

The dosage of Donnatal® Elixir should be adjusted to the needs of the individual patient to assure symptomatic control with a minimum of adverse effects.

Donnatal® Elixir. Adults: One or two teaspoonfuls of elixir three or four times a day according to conditions and severity of symptoms.

Pediatric patients: may be dosed every 4 to 6 hours.

Starting dosage

Body weight q4h q6h

10 lb. (4.5 kg) 0.5 mL 0.75 mL

20 lb. (9.1 kg) 1.0 mL 1.5 mL

30 lb. (13.6 kg) 1.5 mL 2.0 mL

50 lb. (22.7 kg) ½ tsp ¾ tsp

75 lb. (34 kg) ¾ tsp 1 tsp

100 lb. (45.4 kg) 1 tsp 1½ tsp

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