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Isoptin SR (Verapamil Hydrochloride SR) and/or alternatives

Brand Name Options
  1. Buy Isoptin SR

    Isoptin SR 120mg

    Manufactured by: Abbott

    Product of Turkey. Shipped from Turkey

    RxPrescription Required

Generic OptionsWhat is a Generic?
  1. Buy Isoptin SR

    Verapamil SR 240mg

    Generic Alternative of Isoptin SR 240mg

    Marketed as Calaptin SR in India

    Manufactured by: Abbott

    Product of India. Shipped from India

    RxPrescription Required

    * The government of India has closed all international commercial flights effective March 22 to March 29, 2020. Please note that there will be a minimum 1 - 2 week delay if ordering this product. Please call us to discuss further options.
  2. Buy Isoptin SR

    Verapamil Hydrochloride SR 240mg

    Generic Alternative of Isoptin SR 240mg

    Manufactured by: Mylan Pharmaceuticals

    Product of New Zealand. Shipped from New Zealand

    RxPrescription Required

  3. Buy Isoptin SR

    Verapamil Hydrochloride SR 180mg

    Generic Alternative of Isoptin SR 180mg

    Marketed as Mylan-Verapamil SR in Canada

    Manufactured by: Mylan Pharmaceuticals

    Product of Canada

    RxPrescription Required
    Currently Unavailable.

Please note that the country, manufacturer, and/or shipping country may vary depending on availability. All trademarks and registered trademarks are the property of their respective owners.

General Information On Isoptin SR

A calcium channel blocker (CCB), Isoptin SR is prescribed for the treatment of high blood pressure (hypertension), chest pain (angina), and certain heart rhythm disorders (such as atrial fibrillation and paroxysmal supraventricular tachycardia). This drug works by preventing calcium from entering the coronary and other arteries. This, in turn, improves the flow of blood and reduces pressure on the heart.

Side Effects for Isoptin SR

Patients who buy Isoptin SR may experience various side effects. The side effects of this drug vary from less serious to serious. Less serious side effects of this medicine are: mild dizziness, nausea, mild headache, mild fatigue, constipation, itching, and skin rashes. Do not stop your medication if you experience any of these symptoms. With that said, you should always consult your doctor if any of the ‘less serious’ side effects become worse.

The list of ‘serious’ side effects of this drug includes: yellow eyes or skin, severe pain in the stomach, persistent nausea, severe headache, shortness of breath, sudden and unexplained weight gain, severe dizziness, swelling of the feet and/or ankles, dark-colored urine, black or tarry stools, and abnormally slow heartbeat. Consult your physician if you experience any of these side effects.

A very serious allergic reaction to this drug is highly unlikely. Symptoms of allergic reactions include: difficulty breathing, itching or swelling (especially of the face, throat, tongue, or lips), hives, and severe dizziness. Stop the treatment and seek medical help if you show signs of any allergic reaction.


Those who are allergic to Verapamil (generic name of this drug) should not use this medicine. In addition, people who suffer from low blood pressure, certain heart conditions (such as sick sinus syndrome), or have suffered a cardiac arrest recently should not use this drug.

Before you use this medicine, tell your doctor about your medical history, especially if you’ve suffered from liver disease, kidney disease, neuromuscular disease, and congestive heart failure.

This medicine may affect your ability to focus, so exercise caution while driving, handling heavy machinery, or doing any other job that requires you to stay alert. Alcohol may make you more vulnerable to certain side effects of this drug. That is why it is recommended that you avoid alcohol during treatment.

The effect of this medicine on an unborn child is inconclusive. Pregnant women should only buy Isoptin SR after consulting their doctor. Similarly, talk to your doctor about the safety of this drug if you plan to become pregnant during treatment. This medicine passes into breast milk, so if you are a nursing mother, use this drug only after receiving the go ahead from your doctor.

Isoptin SR Dosage

Your doctor will determine the dosage based on your condition and response to therapy. It is imperative that you take the medicine as directed by your doctor. If you miss a dose, take it as soon as you remember. However, you should skip the missed dose if it is about time for your next dose.

Those who are prescribed this medicine for an extended period may be asked by their doctor to undergo regular blood pressure, kidney function, and liver function tests.


Verapamil may interact with certain medicines, so make sure you inform your doctor about all the medications you are currently using.

IMPORTANT DISCLAIMER: All medical content is supplied by a third party company who is independent from this web site. As such, this web site can not guarantee the reliability, accuracy, and /or medical efficacy of the information provided. In all circumstances, you should seek the advice of a health professional pertaining to drug, treatment and/or medical condition advice. Note that not all products are shipped by our contracted Canadian pharmacy. This website contracts with dispensaries around the world that ship products directly to our customers. Some of the jurisdiction include but are not limited to United Kingdom, Europe, Turkey, India, Canada, Vanuatu, Mauritius, and USA. The items within your order may be shipped from any one of these jurisdiction depending on the availability and cost of the products at the time you place your order. The products are sourced from these countries as well as others. Please note that the product appearance may vary from actual product received depending on availability.