What is the maximum daily dosage for propylhexedrine?

Stacy Wiegman, PharmD

Pharmacy

Propylhexedrine should not be taken for more than three days. For adults and children over 12 years of age: take no more than two inhalations (0.4-0.5 milligrams of propylhexedrine per 800 milliliters of air) every two hours. If you suspect you have taken too much propylhexedrine, seek medical treatment immediately.

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