Micardis (Telmisartan)

(℞) Prescription Required

    Micardis (Telmisartan) Dosage and Side Effects

    MICARDIS is used to treat high blood pressure and to reduce the risk of non-fatal heart attack or non-fatal stroke.

    Proper Use of this medication

    Take MICARDIS exactly as prescribed. It is recommended to take your dose at about the same time everyday with or without food, but it should be taken the same way each day.

    Do not stop taking your medication before informing your doctor, nurse, or pharmacist.

    Usual adult dose:

    The recommended dose of MICARDIS is 80 mg once daily. Your doctor may prescribe 40 mg once daily if you have liver disease.


    If you think you have taken too much MICARDIS contact your doctor, nurse, pharmacist, hospital emergency department or regional Poison Control Centre immediately, even if there are no symptoms.

    Missed dose:

    If you have forgotten to take your dose during the day, carry on with the next one at the usual time. Do not double dose.

    Side Effects

    Side effects may include:

    • back or leg pain, muscle cramps, joint pain, muscle spasms
    • headache, anxiety
    • diarrhea, constipation, nausea, vomiting, upset stomach, abdominal pain, flatulence
    • dry mouth
    • rash, eczema, skin eruptions
    • drowsiness, insomnia, fatigue
    • visual disturbances
    • upper respiratory infection

    If any of these affects you severely, tell your doctor, nurse or pharmacist.

    MICARDIS can cause abnormal blood test results. Your doctor will decide when to perform blood tests and will interpret the results.

    Warnings and Precautions

    Serious Warnings and Precautions—Pregnancy

    MICARDIS should not be used during pregnancy. If you discover that you are pregnant while taking MICARDIS, stop the medication and please contact your doctor, nurse, or pharmacist as soon as possible.

    Before you use MICARDIS talk to your doctor or pharmacist if you:

    • Have experienced an allergic reaction to any drug used to lower blood pressure.
    • Have narrowing of a heart valve, diabetes, liver or kidney disease, heart or blood vessel disease.
    • Are dehydrated or if you suffer from excessive vomiting, diarrhea, or sweating.
    • Are taking a medicine that contains aliskiren, such as Rasilez, used to lower high blood pressure. The combination with MICARDIS is not recommended.
    • Are taking an angiotensin-converting-enzyme inhibitor (ACEIs).
    • Are taking a salt substitute that contains potassium, potassium supplements, or a potassium-sparing diuretic (a specific kind of “water pill” that makes your body keep potassium).
    • Are on a low salt diet.
    • Are on dialysis.
    • Are less than 18 years old.
    • Have been told by your doctor that you have an intolerance to some sugars.

    Before you perform tasks which require special attention (driving a car or operating dangerous machinery), wait until you know how you respond to MICARDIS. Dizziness, lightheadedness, or fainting can especially occur after the first dose and when the dose is increased.

    Interactions with this medication

    As with most medicines, interactions with other drugs are possible. Tell your doctor, nurse, or pharmacist about all the medicines you take, including drugs prescribed by other doctors, vitamins, minerals, natural supplements or alternative medicines.

    The following may interact with MICARDIS:

    • Blood pressure lowering drugs, including diuretics (“water pills”), aliskiren-containing products (e.g. Rasilez), or angiotension-converting-enzyme inhibitors (ACEI).
    • Lithium, used to treat mood disorder.
    • Nonsteroidal anti-inflammatory drugs (NSAIDs) used to reduce pain and swelling. Examples include acetylsalicylic acid (ASA), celecoxib, naproxen and ibuprofen.
    • Digoxin to treat many heart conditions.
    • Warfarin, used to prevent blood clots (blood thinner).

    Other related products

    The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

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