Catapres

Clonidine

Formulated to mitigate high blood pressure and designed to alleviate symptoms of hypertensive and vascular states.

Active ingredient
Clonidine
Supply
Pharmacy
Route
Oral use
Form
Tablet
Strengths
100mcg

Catapres details

Therapeutic class
Antihypertensive
Pharmacological class
Alpha-2 Adrenergic Agonist
Contraindications
sick sinus syndrome; severe bradycardia
Minor side effects
dry mouth; drowsiness; sedation; dizziness
Moderate side effects
constipation; headache; fatigue; nausea
Dosage forms
Tablet
Administration route
Oral use
Supply category
Pharmacist only, dispensed without a prescription
Manufacturer
Boehringer Ingelheim
Onset Time
30–60 minutes
Duration
8 hours
Storage instructions
Store in a cool, dry place.
Drug interactions
Alcohol; Sedatives; Beta-blockers
Age restrictions
Not recommended for children.
Pregnancy and breastfeeding
Pregnancy: Risk assessment required. Breastfeeding: Caution advised.
Precautions and warnings

do not stop treatment abruptly to avoid rebound hypertension; may cause drowsiness; use with caution in patients with depression

Serious side effects

bradycardia, requires immediate medical attention; arrhythmia, requires immediate medical attention; depression, requires immediate medical attention

Patient summary

Formulated to mitigate high blood pressure and designed to alleviate symptoms of hypertensive and vascular states.

Mechanism of action

Acts centrally on alpha-2 adrenergic receptors in the brain stem. This stimulation inhibits the sympathetic outflow from the central nervous system, resulting in a decrease in peripheral vascular resistance and lower blood pressure.

Where this medicine is registered

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

About Catapres

Catapres is a well-established medication containing the active ingredient clonidine, used to manage hypertension, migraine prophylaxis and provide relief for menopausal flushing. This treatment is supplied as a tablet in the 100mcg strength and is manufactured by Boehringer Ingelheim to support consistent cardiovascular care for patients.

Buying Catapres online

Catapres is registered across 14 markets, including major hubs such as Singapore, Hong Kong and Thailand, with further availability throughout Malaysia, the Philippines and Indonesia. For expats and residents living far from a well stocked pharmacy, this makes the product one of the most ordered medications for cardiovascular and symptomatic support across the region. Many patients choose to order online for reliable delivery of this maintenance medicine.