Oral, IM, Sublingual, buccal, SC, dermal, rectal
and nasal routes.
EXTRAVASCULAR ADMINISTRATION
To enter blood, a drug administered extravascularly must
be absorbed from the
site of administration
– the ability to adjust a dose, alter the dosage
form, alter the frequency and route of administration are related to
the drug concentration-time relationship in the body; and
Pharmacokinetic
the drug concentration at sites of action is
related to the magnitude of effects produced.
Pharmacodynamic-
THE RULE OF FIVE
A molecular weight less than 500
✓ No more than five hydrogen bond donor groups
✓ No more than 10 hydrogen bond acceptor groups
✓ A calculated log P less than +5