Tag Archives: Drug Tolerance

Clinically reviewed by: Brian Samford, PhD, LMFT-S, LCDC
Last reviewed on:

What Are the Signs That Someone Has Developed a Tolerance for a Drug?

What Are the Signs That Someone Has Developed a Tolerance for a Drug?

Tolerance is defined by the National Institute on Drug Abuse (NIDA) as, “A state in which an organism no longer responds to a drug; a higher dose is required to achieve the same effect.” All too often, tolerance begins to develop when a person doesn’t even realize it; they’ve begun using alcohol or other drugs […]