Page 22 - Pharmacology Mnemonics and Short Notes

14

d. Intravenous: drugs should be aqueous. It is suitable for too irritant
drugs and rapidly destroyed drugs (e.g., lignocaine and
nitroprusside). Usually has a rapid onset and produce immediate

effective blood level.
e. Rare as in bone marrow, intra-arterial, intracardiac, intrathecal,

intra-articular, intraperitoneal.

Intradermal
is the administrating of a drug into the dermal layer of the skin just

beneath the epidermis, usually small amount of liquid is used for example
0.1ml.

• Advantage: absorption is slow (this advantage test for allergy).
• Disadvantage: amount of drug administered must be small and

Breaks skin barrier
Contents Subcutaneous

Hypodermic into subcutaneous tissue, just below the skin.

Pharmacology Mnemonics and Short Notes By Muhammad Ramzan Ul Rehman