route of adminstration

ROUTES OF ADMINISTRATION

There are many ways that the drug can be administrated to the body for treatment of diseases.

Factors to be considered when choosing certain route:

1- must be correlate with the site of drug action
therefore, treatment of skin lesion by topical application at most.

2-Drug nature: Drugs which are water soluble are to be injected intravenously.

3-Duration of action: Drugs intended for longer duration of action are given by
route when absorption is slow (e.g. transdermal).

4-Patient status: Whether he is conscious or unconscious.

5-Desire of the patient.

Routes of drug administration can be classified as follows:

I-Oral route:
It means giving the drug by mouth (by digestive system). It includes:-