NJ
A 31-year-old female asked:
Took 40 mg of prednisone for the first time 3 hours ago. still feel the wheeze i had from asthma/allergy.isn't it supposed to take it away instantly?
2 doctor answers • 9 doctors weighed in

Dr. Michael Sandersanswered
Pulmonology 17 years experience
No: It can take several hours before you feel an effect.
681 viewsAnswered >2 years ago

Dr. James Fergusonanswered
Pediatrics 47 years experience
No: Even when given IV, steroids take hours to show any effect.The quick acting stuff is Adrenalin or albuterol or their cousins.
681 viewsReviewed >2 years ago
Last updated May 14, 2022
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