hi welcome to healthcaremagic
Asthavent's half life is 1.6 hour so u need to take for 4 times or as u required,it's use for short term becouse of its short half life and its quick mechanism of action.
Answered: Sat, 4 Jun 2011
I find this answer helpful
You found this answer helpful
Disclaimer: These answers are for your information only and not intended to replace your relationship with your treating physician.
This is a short, free answer.
For a more detailed, immediate answer, try our premium service [Sample answer]