ABSTRACT
Parenteral Administration ◾ Intravascular: Intravenous route most commonly used; avoids both GI tract and rst-
pass hepatic metabolism; useful for drugs poorly absorbed by or unstable in GI tract. Ex: Insulin, lidocaine.
Parenteral Administration ◾ Intravascular: Intravenous route most commonly used; avoids both GI tract and rst-
pass hepatic metabolism; useful for drugs poorly absorbed by or unstable in GI tract. Ex: Insulin, lidocaine.