Study of Drug Exposure in Systemic Circulation of Primatene Mist by Oral Inhalation, Versus Epinephrine Injection by Intramuscular Injection and ProAir by Oral Inhalation in Healthy Individuals

Participants will self-administer 2 inhalations of Epinephrine (0.125 mg/inhalation) for a total dosage of 0.25 mg.

Participants will receive an intramuscular injection of Epinephrine via Auto-Injector (0.30 mg of epinephrine solution in 0.30 mL). The 0.30 mL dose will be given perpendicularly as a single deep intramuscular injection into the anterolateral aspect of the thigh.

Participants will self-administer 2 inhalations of Albuterol Sulfate (0.09 mg/inhalation) for a total dosage of 0.18 mg.