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Psychopharmacology Glossary

100 terms total — 24 showing — Last updated 15 Sep 2026

loading dose

Intermediate Technical IVT

An initial higher dose given to rapidly achieve therapeutic drug levels.

Showing 73–96 of 100

psychotropic drug monitoring

Intermediate Technical IVT

Systematic tracking of psychiatric medication levels, effects, and side effects.

Technical Term Full entry →

QTc prolongation

Advanced Technical IVT

An abnormal lengthening of the corrected QT interval on electrocardiogram, increasing risk of dangerous heart rhythm abn...

Technical Term Full entry →

rapid cycling

Intermediate Technical IVT

Pattern of bipolar disorder characterized by four or more mood episodes within a twelve-month period, affecting treatmen...

Technical Term Full entry →

rapid metabolizer

Advanced Technical IVT

Genetic phenotype characterized by increased enzymatic activity resulting in faster drug metabolism and potentially redu...

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rebound effect

Intermediate Technical IVT

Temporary worsening of original symptoms when discontinuing a medication.

Technical Term Full entry →

receptor downregulation

Advanced Technical IVT

Reduction in the number or sensitivity of cellular receptors in response to prolonged drug exposure.

Technical Term Full entry →

receptor occupancy

Advanced Technical IVT

Percentage of neurotransmitter receptors bound by a medication at a given dose.

Technical Term Full entry →

relapse signature

Advanced Technical IVT

Individual pattern of early warning signs that typically precede a psychiatric episode in a specific patient.

Technical Term Full entry →

second-generation antipsychotic

Intermediate Technical IVT

Newer class of antipsychotic medications with reduced risk of extrapyramidal side effects compared to first-generation d...

Technical Term Full entry →

serotonin syndrome

Intermediate Technical IVT

A potentially fatal condition caused by excessive serotonin activity, often from drug interactions.

Technical Term Full entry →

SNRI

Intermediate Technical IVT

Serotonin-norepinephrine reuptake inhibitor, a class of antidepressants that blocks reuptake of both serotonin and norep...

Abbreviation Full entry →

SSRI

Intermediate Technical IVT

Selective serotonin reuptake inhibitor, a class of antidepressant medications that increase serotonin availability in th...

Abbreviation Full entry →

sublingual administration

Intermediate Technical IVT

Drug delivery method where medication is placed under the tongue for absorption through oral mucosa.

Technical Term Full entry →

switch phenomenon

Advanced Technical IVT

Transition from depression to mania or hypomania during antidepressant treatment, indicating possible underlying bipolar...

Technical Term Full entry →

switch rate

Intermediate Technical IVT

Frequency at which patients experience manic or hypomanic episodes following initiation of antidepressant treatment.

Technical Term Full entry →

tardive dyskinesia

Advanced Technical IVT

A potentially irreversible movement disorder characterized by repetitive, involuntary movements, typically caused by lon...

TD
Technical Term Full entry →

therapeutic alliance

Intermediate Technical IVT

Collaborative relationship between patient and clinician characterized by mutual trust, shared treatment goals, and agre...

Technical Term Full entry →

therapeutic drug monitoring

Advanced Technical IVT

The practice of measuring medication concentrations in blood to optimize dosing and ensure therapeutic effectiveness.

Technical Term Full entry →

therapeutic equivalence

Intermediate Technical IVT

The property of different drug formulations producing similar therapeutic effects in patients.

Technical Term Full entry →

therapeutic index

Advanced Technical IVT

The ratio between toxic and therapeutic doses of a medication, indicating its safety margin.

Technical Term Full entry →

therapeutic window

Advanced Technical IVT

The range of drug dosages or serum concentrations that produces therapeutic effects without unacceptable toxicity.

Technical Term Full entry →

titration

Intermediate Technical IVT

The gradual adjustment of medication dosage upward or downward to achieve optimal therapeutic effect while minimizing si...

Technical Term Full entry →

treatment-emergent adverse event

Professional Technical IVT

An adverse event that occurs during treatment and was not present at baseline, or worsens from baseline during therapy.

Technical Term Full entry →

treatment-refractory

Advanced Technical IVT

Describing a psychiatric condition that has not responded adequately to standard therapeutic interventions.

Technical Term Full entry →
Showing 73–96 of 100

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