Examlex
The phenomenon whereby higher doses of a drug are required to produce its original effects is __________.
Sedatives
Substances or drugs that reduce nervous system activity, leading to a calming effect or induced sleep.
Manic State
A period of abnormally elevated mood, energy levels, and activity, often found in bipolar disorder.
Frustration
A feeling of irritation or annoyance due to the inability to achieve a goal, satisfy a need, or resolve a problem.
Self-Confident
Having trust in one's own abilities, qualities, and judgment.
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