Benzodiazepine Conversion Calculator

Convert between different benzodiazepine medications with equivalent dosing

Calculate Benzodiazepine Conversion

Medical Professional Required

Benzodiazepine conversion must be supervised by a healthcare provider. This calculator is for educational purposes only. Never adjust medication without medical supervision due to risk of withdrawal, seizures, and other serious complications.

Intermediate Duration • Half-life: 6-20 h

Enter total daily dose in milligrams

Intermediate Duration • Half-life: 10-20 h
Alprazolam (Xanax): ×1
Lorazepam (Ativan): ×2
Relative to Alprazolam (×1)

Conversion Results

Enter a dose to calculate the equivalent conversion

Important Safety Information

  • • Benzodiazepine conversions require medical supervision
  • • Start with lower doses and titrate based on clinical response
  • • Consider patient factors: age, kidney/liver function, other medications
  • • Monitor for withdrawal symptoms during transitions
  • • Different onset/duration may require dose timing adjustments

Example Conversion

Xanax to Ativan Conversion

Patient: Taking 0.25 mg Alprazolam (Xanax) three times daily

Total daily dose: 0.75 mg

Conversion calculation:

• Alprazolam factor: ×1

• Lorazepam factor: ×2

• Equivalent dose: 0.75 mg ÷ 1 × 2 = 1.5 mg Lorazepam

Result: 0.5 mg Lorazepam three times daily

Duration Categories

Short Duration

2-7 hours action

Midazolam, Oxazepam, Triazolam

Intermediate Duration

4-10 hours action

Alprazolam, Lorazepam, Temazepam

Long Duration

11-20+ hours action

Clonazepam, Diazepam, Flurazepam

Clinical Applications

Anxiety Disorders

GAD, panic disorder, social anxiety

Insomnia

Short-term sleep aid

Seizure Control

Status epilepticus, seizure disorders

Muscle Relaxation

Muscle spasms, tension

Understanding Benzodiazepine Conversions

What are Benzodiazepines?

Benzodiazepines are medications that enhance the effect of GABA, the brain's primary inhibitory neurotransmitter. They're used to treat anxiety, insomnia, seizures, and muscle spasms. Different benzodiazepines have varying potencies, onset times, and durations of action.

Why Convert Between Benzodiazepines?

  • Different onset and duration needs
  • Formulation availability (oral, IV, etc.)
  • Cost and insurance considerations
  • Side effect profiles and tolerability

Conversion Principles

All conversions are relative to Alprazolam (Xanax)

Formula: (Current Dose ÷ Current Factor) × Target Factor

Example: 20mg Temazepam = (20 ÷ 30) × 1 = 0.67mg Alprazolam

Critical Warning: These are approximate conversions. Clinical response, patient factors, and withdrawal risk must guide all dose adjustments. Always involve medical supervision for benzodiazepine changes.