Pyrazinamide

A key component of short-course TB therapy. It is specifically active against bacteria residing in acidic environments like macrophages.

Dosage by Body Weight

Pediatric dose: 30-40 mg/kg once daily for the first 2 months of TB treatment.

  1. Body Weight
    5-7 kg
    Dose
    250 mg
    Frequency
    Once daily
    Tracking Notes
    Monitor liver function tests and uric acid levels.
  2. Body Weight
    8-12 kg
    Dose
    400 mg
    Frequency
    Once daily
    Tracking Notes
    May cause joint pain (arthralgia).
  3. Body Weight
    13-18 kg
    Dose
    600 mg
    Frequency
    Once daily
    Tracking Notes
    Usually given as part of a Fixed Dose Combination (FDC).

Formulation

Tablet

Purpose

Anti-tuberculosis medication used in the initial phase of treatment.

Generic Name

Pyrazinamide

Branded Drug Names

Pyrazinamide is listed as a generic drug name. Common branded medicines that may contain the same active ingredient include:

Scheduled Drug

Yes. This medicine should be supplied or used only according to applicable prescription and regulatory requirements.

Alternatives

Safety Advice

Alcohol

CAUTION

Pyrazinamide: Alcohol may worsen dehydration, stomach upset, or interfere with nutritional recovery. Avoid or limit alcohol.

Pregnancy

SAFE IF PRESCRIBED

Pyrazinamide: Generally safe in pregnancy when used at recommended doses or as prescribed. Avoid excessive supplementation.

Breast Feeding

SAFE

Pyrazinamide: Generally compatible with breastfeeding when used at recommended doses. Ask a healthcare provider before high-dose use.

Driving

SAFE

Pyrazinamide: Usually does not affect driving. Avoid driving only if you feel unwell, dizzy, or weak from the underlying condition.

Liver

SAFE IF PRESCRIBED

Pyrazinamide: Usually safe at recommended doses, but high-dose or fat-soluble vitamin use should be medically supervised in liver disease.

Kidney

CAUTION

Pyrazinamide: Kidney disease may require avoiding or adjusting minerals and electrolytes such as potassium, magnesium, calcium, or phosphate.

Disclaimer: This information is for educational purposes only. WHO references and weight bands are simplified for tracking and must not replace medical advice. Always consult with a healthcare professional before starting or changing any medication.