Page 10 - Pharmaceutics IV (02-06-01305)

Parenterals: Advantages & disadvantages

Advantages

• It may be chosen to provide a highly localized effect, when the
injection route accesses a particular anatomical area or organ
system. Examples of this include the injection of drugs, such as
steroids, into joint spaces (intra-articular injection), intra-ocular
injections to treat eye diseases or intraspinal injections.

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Parenterals: Advantages & disadvantages

Advantages

• Many medicines are administered parenterally because of drug
instability: it would be rapidly broken down in the GIT and would thus
become inactivated before it could be absorbed into the circulatory
system.

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Salma E. EL-Habashy