EpiPen Dosage
Generic name: EPINEPHRINE 0.3mg in 0.3mL
Dosage form: injection
Drug classes: Adrenergic bronchodilators, Catecholamines, Vasopressors
Medically reviewed by Drugs.com. Last updated on Feb 5, 2025.
Recommended Dosage According to Patient Body Weight
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- Patients greater than or equal to 30 kg (approximately 66 pounds or more): EpiPen 0.3 mg
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- Patients 15 kg to 30 kg (33 pounds to 66 pounds): EpiPen Jr 0.15 mg
Administration Instructions
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- Inject the single-dose EpiPen or EpiPen Jr intramuscularly or subcutaneously into the anterolateral aspect of the thigh, through clothing if necessary. Do not inject intravenously, and do not inject into buttocks, into digits, hands or feet.
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- Instruct caregivers of young children who are prescribed an EpiPen or EpiPen Jr and who may be uncooperative and kick or move during an injection to hold the leg firmly in place and limit movement prior to and during an injection.
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- Each EpiPen or EpiPen Jr is a single-dose epinephrine injection for single use. Since the doses of epinephrine delivered from EpiPen or EpiPen Jr are fixed, consider using other forms of injectable epinephrine if doses lower than 0.15 mg are deemed necessary.
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- With severe persistent anaphylaxis, repeat injections with an additional EpiPen or EpiPen Jr may be necessary. More than two sequential doses of epinephrine should only be administered under direct medical supervision.
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- The epinephrine solution in the clear window of the EpiPen or EpiPen Jr Auto-Injector should be inspected visually for particulate matter and discoloration.
Discarding After Use:
The EpiPen and EpiPen Jr each contain 2 mL epinephrine solution. Approximately 1.7 mL remains in the auto-injector after activation, but is not available for future use, and should be discarded.
Frequently asked questions
- Can you use an expired EpiPen in an emergency?
- What happens if you use an Epipen without needing it?
- Can you bring an EpiPen on a plane?
- What's the mechanism of action for epinephrine?
- How and where is an Epipen injection given?
- Is Auvi-Q the same as EpiPen?
- How much does Auvi-Q cost compared to EpiPen?
- What is the difference between Symjepi and EpiPen?
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Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.