Compazine

Prochlorperazine

Intended to mitigate nausea and vomiting and to target the vestibular system to manage vertigo-related symptoms.

Active ingredient
Prochlorperazine
Supply
Rx
Route
Oral use
Form
Tablet
Strengths
5mg

Compazine details

Conditions
Nausea · Vomiting · Vertigo
Alternative names
Stemetil
Therapeutic class
Phenothiazine Antipsychotic
Pharmacological class
Dopamine Antagonist
Known off-label uses
anxiety
Contraindications
circulatory collapse; severe central nervous system depression
Precautions and warnings
may cause drowsiness; use with caution in elderly patients
Minor side effects
drowsiness; dizziness; dry mouth
Moderate side effects
extrapyramidal symptoms; tachycardia; blurred vision
Dosage forms
Tablet
Administration route
Oral use
Supply category
Prescription only (specially controlled medicine)
Manufacturer
Sanofi
Onset Time
30–60 minutes
Duration
4–6 hours
Storage instructions
Keep at room temperature.
Drug interactions
alcohol; sedatives; opioids
Age restrictions
Not recommended for children under 2 years.
Serious side effects

neuroleptic malignant syndrome, requires immediate medical attention; tardive dyskinesia, requires immediate medical attention; agranulocytosis, requires immediate medical attention

Patient summary

intended to mitigate nausea and vomiting and to target the vestibular system to manage vertigo-related symptoms.

Mechanism of action

Prochlorperazine acts centrally by blocking dopamine receptors in the brain's chemoreceptor trigger zone. This action suppresses the signaling pathway that triggers nausea and vomiting reflexes.

Pregnancy and breastfeeding

Should be avoided during pregnancy unless clearly necessary. Breastfeeding: May be used if clinically indicated; monitor infant.

Where this medicine is registered

  • Singapore
  • Hong Kong
  • Thailand
  • Malaysia
  • Philippines
  • Indonesia
  • Taiwan
  • South Korea
  • Japan
  • Australia
  • New Zealand
  • UAE
  • South Africa

About Compazine

Compazine is a recognised brand of prochlorperazine, a medication used to treat nausea, vomiting and vertigo. The same active ingredient is also sold under the brand name Stemetil, supplied as a tablet in a strength of 5mg. Manufactured by Sanofi, it remains a primary choice for managing symptoms associated with inner ear disturbances or related ailments.

Buying Compazine online

Compazine is registered across 13 markets including Hong Kong, Thailand and Malaysia, with availability also in the Philippines, Indonesia and Taiwan. It is one of the most ordered medications for expats throughout the region, offering a consistent solution for those living in areas with limited local stock. Generic prochlorperazine, much of it made in India, is far more affordable than the original brand, making it a practical choice for patients who need access to these specific tablets away from home.