Hi Kandy. Every medication works differently. From inhalers to.liquids to pills, they all break down and get absorbed and start a relief on MANY different levels. But for US, it generally goes quickest in the order I just described. IF you're talking about how quickly they break down inside the body systems, have a read in this article here:
https://www.mayoclinicproceedings.org/article/S....
In spite of other meds taking their own preference, It explains why simple things like eating Grapefruit will upset this whole process also. Your Doc and pharmacist can help sort out your dosing schedules, for sure.
be Well
The search results don't contain specific information about how long oral medications take to start working for COPD. However, they do provide important guidance about medication timing:
• Take your first medications within one hour of waking to maintain breathing throughout the day
• If using multiple inhalers, wait 10-20 Show Full Answer