Undesired,unintended,and often unpredictable responses to medication are referred to as _____ effects.

A) Adverse
B) Side
C) Therapeutic
D) Toxic

Undesired,unintended,and often unpredictable responses to medication are referred to as adverse effects.Each medication has a therapeutic effect,the intended or desired physiological response of a medication.A side effect is a predictable and often unavoidable adverse effect produced at a usual therapeutic dose.Toxic effects are capable of causing injury or death.They often develop after prolonged intake of a medication or when a medication accumulates in the blood because of impaired metabolism or excretion.