Shipping Update

We are now seeing improvements in our shipping times. However, things are not yet back to normal and there are still some delays occurring. We will provide updates as the situation changes.

Our normal shipping time averages 1 - 2 weeks. Due to the pandemic, shipments may sometimes take an additional 2 – 4 weeks to arrive, depending on the source country of your order. Shipments from the United Kingdom and Canada are generally quicker than from other countries.

Please note that these times are averages and individual shipping times will vary. We highly recommend that you place your order at least 2 – 4 weeks or more ahead of your normal reorder time to avoid running out of your medication.

We offer a shipping guarantee when you place an order with us. If your order does not arrive within 6 weeks from the date it was shipped, we will re-ship your order to you at no additional cost.

Call Center

Our call center hours of operation are 6:00 am – 9:00 pm Central Time on Monday to Friday, and 7:00 am – 7:00 pm Central Time on Saturday and Sunday.

If you are experiencing increased hold times or are calling outside of these hours, please leave us a message or send us an email and we will get back to you as soon as we can. Due to increased demand on telephone networks worldwide, you may experience some intermittent connection problems. If this happens our agents will call you back.

Our Commitment

If you have any questions about any changes in our service please do not hesitate to contact us. Our staff are working tirelessly to ensure the timely fulfillment and delivery of all orders. The health and safety of our customers and staff is our highest priority and we remain committed to providing service at the highest level.

We appreciate your business and thank you for your continued support.

Management and Staff
North Drugstore

Buy Isoptin from Canadian & International Pharmacies

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Isoptin (Verapamil Hydrochloride)

and/or alternatives
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30 Day Returns

Shipping is $10.00 per order. All prices are in USD. Average shipping time is 2 weeks.
Full information about Isoptin

General Information on Isoptin

Isoptin, with the active ingredient verapamil hydrochloride, is used for treating high blood pressure, heart rhythm disorders, and chest pain. The generic name of this drug is Verapamil. This drug falls in a category of drugs referred as calcium channel blocker, or CCB.

Isoptin works by relaxing the arterial muscles. It is meant for oral use only and is available in following strengths: Isoptin 40 mg, Isoptin 80 mg, Isoptin 120 mg, and Isoptin 240 mg. You should buy Isoptin only if your doctor prescribes it for your treatment.

Side effects of Isoptin

You should not buy Isoptin if:

  • You have a known hypersensitivity to verapamil or any other ingredient present in it
  • You have low blood pressure
  • You have serious heart conditions like AV block (unless you are using a pacemaker) or sick sinus syndrome
  • You recently suffered a cardiovascular attack

Before you start treatment, speak to your doctor about the potential risks of using Isoptin in your particular case. During treatment, if you experience any side effect(s) that causes concern, immediately report it to your doctor. A partial list of possible side effects of Isoptin is presented below.

Less severe side effects of Isoptin may include the following:

  • Nausea
  • Constipation
  • Tired feeling, dizziness, or mild headache

Severe side effects of Isoptin may include the following:

  • Slow or fast heartbeats
  • Sudden and unexplained weight gain
  • Swelling
  • Sore throat, severe headache, fever
  • Loss of appetite, dark-colored urine, tarry or black-colored stools, yellowing of the eyes or skin, low fever, nausea
  • Prior to starting treatment, you must share your complete medical history with your doctor. Your doctor may ask you to undergo certain tests to ensure the drug is completely safe for you or may adjust your dosage if you suffer from any of the following conditions :

    • Liver disease
    • Kidney disease
    • Congestive heart failure
    • Muscular dystrophy or any other nerve-muscle disorder

    The safety and effectiveness of Isoptin in pregnant and lactating women has not been confirmed. Consult your doctor before using Isoptin if you are pregnant or breastfeeding.

    Dosage of Isoptin

    The recommended starting dosage for treating hypertension is Isoptin 80 mg three times a day. Depending on patient’s response the dosage may be gradually increased. Daily maintenance dosage should not exceed Isoptin 480 mg.

    The recommended starting dosage for treating angina pectoris is Isoptin 80 mg three times a day. Depending on patient’s response the dosage may be gradually increased. Daily maintenance dosage should not exceed Isoptin 480 mg.

    The recommended starting dosage for treating obstructive hypertrophic cardiomyopathy is Isoptin 80 mg three times daily. Depending on patient’s response the dosage may be gradually increased.

    The actual dosage may vary from patient to patient. It is important that you take your medication exactly as prescribed by your doctor.


    Various drugs can interact with Isoptin. Shared below is a partial list of such drugs:

    • Beta-blockers such as sotalol, timolol, atenolol, bisoprolol, and others
    • HIV medicines such as nelfinavir, delavirdine, ritonavir, and others
    • Heart rhythm medicines such as quinidine, amiodarone, disopyramide, and others
    • Cancer medicines such as procarbazine, cyclophosphamide, vinorelbine, and others
    • Theophylline
    • Certain antibiotics such as rifampin, erythromycin, clarithromycin, and others
    • Antifungal medicines such as voriconazole, itraconazole, fluconazole, and others
    • Simvastatin or lovastatin
    • Digoxin
    • Cyclosporine

    * All trademarks and registered trademarks are the property of their respective owners.

    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.