General

The type of biological sample used (e.g., Blood, Urine, CSF).

Condition where the rate of drug elimination equals the rate of administration.

An insurance requirement to try less expensive medications before approving coverage for more costly alternatives.

A medication that increases activity of the central nervous system enhancing alertness and energy.

Administration of medication into the tissue layer between skin and muscle.

Administration of medication under the tongue for absorption through mucous membranes.