Metaproterenol Dosage
Medically reviewed by Drugs.com. Last updated on Aug 7, 2025.
Applies to the following strengths: 0.65 mg/inh; 0.4%; 0.6%; 5%; 10 mg/5 mL; 10 mg; 20 mg
Usual Adult Dose for:
- Asthma - Acute
- Asthma - Maintenance
- Chronic Obstructive Pulmonary Disease - Acute
- Chronic Obstructive Pulmonary Disease - Maintenance
Usual Pediatric Dose for:
- Asthma - Acute
- Asthma - Maintenance
- Chronic Obstructive Pulmonary Disease - Acute
- Chronic Obstructive Pulmonary Disease - Maintenance
Additional dosage information:
Usual Adult Dose for Asthma - Acute
20 mg orally 3 to 4 times a day
Comments:
- Titrate dose according to patient response.
Usual Adult Dose for Asthma - Maintenance
20 mg orally 3 to 4 times a day
Comments:
- Titrate dose according to patient response.
Usual Adult Dose for Chronic Obstructive Pulmonary Disease - Acute
20 mg orally 3 to 4 times a day
Comments:
- Titrate dose according to patient response.
Usual Adult Dose for Chronic Obstructive Pulmonary Disease - Maintenance
20 mg orally 3 to 4 times a day
Comments:
- Titrate dose according to patient response.
Usual Pediatric Dose for Asthma - Acute
Ages 6 to 9 OR weight under 60 pounds: 10 mg orally 3 to 4 times a day
Adult dose: 20 mg orally 3 to 4 times a day
Comments:
- Titrate dose according to patient response.
Usual Pediatric Dose for Asthma - Maintenance
Ages 6 to 9 OR weight under 60 pounds: 10 mg orally 3 to 4 times a day
Adult dose: 20 mg orally 3 to 4 times a day
Comments:
- Titrate dose according to patient response.
Usual Pediatric Dose for Chronic Obstructive Pulmonary Disease - Acute
Ages 6 to 9 OR weight under 60 pounds: 10 mg orally 3 to 4 times a day
Adult dose: 20 mg orally 3 to 4 times a day
Comments:
- Titrate dose according to patient response.
Usual Pediatric Dose for Chronic Obstructive Pulmonary Disease - Maintenance
Ages 6 to 9 OR weight under 60 pounds: 10 mg orally 3 to 4 times a day
Adult dose: 20 mg orally 3 to 4 times a day
Comments:
- Titrate dose according to patient response.
Renal Dose Adjustments
Data not available
Liver Dose Adjustments
Data not available
Precautions
CONTRAINDICATIONS:
- Cardiac arrhythmias associated with tachycardia
- Hypersensitivity to any of the ingredients (immediate hypersensitivity reactions are rare)
Safety and efficacy have not been established in patients younger than 6 years; this drug is not recommended for use in these patients.
Consult WARNINGS section for additional precautions.
Dialysis
Data not available
More about metaproterenol
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- Drug class: adrenergic bronchodilators
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Patient resources
- Metaproterenol drug information
- Metaproterenol (Inhalation) (Advanced Reading)
- Metaproterenol (Oral) (Advanced Reading)
- Metaproterenol Syrup
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Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
