Procedure code is the most logical answer because the ICD 9 code has to do with diseases, and the code 5 is for mental disorders. deff go with procedure code:)
Answer:
Explanation:
The drugs is taken inside the body by many means such as intravenously, orally et cetera. The mechanism of action of drug can be defined as the mode by which the drugs gets inside the body.
In case of asthma the drugs crosses cell membrane, and binds to the receptor that is present inside the cell. Then it reaches the nucleus of the cell and helps in regulation of gene transcription. This is how the drug for asthma works inside the body.
