Drug Interactions and Pharmacology

These flashcards cover key terms and definitions related to drug interactions, pharmacokinetics, and the effects of drugs.

Additive Effects

Summation of drugs taken concurrently.

Antagonistic Effects

One drug cancels or blocks the effects of another.

Potentive Effects

Effect of a drug enhanced by another.

Threshold Dose

Minimum amount of drug required to have effects.

Plateau Effect

Maximum effect a drug has regardless of dose.

Cumulative Effect

Buildup of drug concentration in the body due to multiple doses within short intervals.

Intended Response

The reason for using a drug.

Unintended Response

Side effects of a drug.

Dose-Response

Relationship between the dose of a drug and its effects.

Tolerance

Rate of absorption of a drug.

Potency

Amount of a drug required to cause an effect.

Toxicity

Capacity of a drug to cause damage or adverse effects in the body.

Margin of Safety

Range in dose between the amount needed for therapeutic effect and the amount that causes toxic effect.