Calan
Formulated to alleviate anginal pain and high blood pressure, indicated to mitigate excessive cardiac workload and stabilize heart rhythm.
- Category
- Heart & Blood Pressure
- Active ingredient
- Verapamil
- Supply
- Pharmacy
- Route
- Oral use
- Form
- Film-coated tablet
- Strengths
- 40 · 80 · 120 · 240mg
Calan details
- Conditions
- Hypertension · Angina Pectoris · Supraventricular Tachycardia
- Alternative names
- Cordilox; Securon
- Therapeutic class
- Calcium Channel Blocker
- Pharmacological class
- Phenylalkylamine Calcium Channel Blocker
- Known off-label uses
- cluster headache
- Precautions and warnings
- inform your doctor before any planned surgery; may cause or worsen constipation
- Minor side effects
- constipation; dizziness; nausea
- Moderate side effects
- peripheral oedema; flushing; hypotension
- Dosage forms
- Film-coated tablet
- Administration route
- Oral use
- Supply category
- Pharmacist only, dispensed without a prescription
- Manufacturer
- Pfizer
- Onset Time
- 1–2 hours
- Duration
- 6–8 hours
- Storage instructions
- Store below 25°C, keep the container tightly closed.
- Drug interactions
- grapefruit; digoxin; beta-blockers
- Age restrictions
- Dosage adaptation may be required for elderly patients.
Contraindications
hypersensitivity to verapamil; severe left ventricular dysfunction; cardiogenic shock; sick sinus syndrome
Serious side effects
atrial fibrillation, requires immediate medical attention; liver function abnormalities, requires immediate medical attention
Patient summary
Formulated to alleviate anginal pain and high blood pressure, indicated to mitigate excessive cardiac workload and stabilize heart rhythm.
Mechanism of action
This medication functions by inhibiting the movement of calcium ions into heart and smooth muscle cells. This action causes relaxation of arterial blood vessels and reduces the contractility of the heart, effectively lowering blood pressure and improving oxygen supply to the heart.
Pregnancy and breastfeeding
Pregnancy: Consult a specialist before use. Breastfeeding: Verapamil is present in human milk; discuss usage with a physician.
Where this medicine is registered
- Singapore
- Hong Kong
- Thailand
- Malaysia
- Philippines
- Indonesia
- Taiwan
- South Korea
- Japan
- Australia
- New Zealand
- UAE
- South Africa
About Calan
Calan is a well-known brand of Verapamil, a medication used for hypertension, angina pectoris and supraventricular tachycardia. Other popular versions of this ingredient include Cordilox and Securon. Pfizer supplies these in tablet form, available in strengths of 40, 80, 120 and 240mg for those requiring consistent cardiovascular support.
Buying Calan online
Calan is registered across 14 markets including the UAE, Singapore and Hong Kong, with availability also in Thailand, Malaysia and the Philippines. For expats and residents across the region, ordering generic Verapamil online offers an affordable alternative to the original brand, providing reliable access to maintenance therapy. As one of the established medications ordered across our platform, it is available for delivery directly to your door.