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What is Methimazole used for?

Methimazole is an oral medication used to treat hyperthyroidism (overactive thyroid). It works by preventing the thyroid gland from over-producing thyroid hormone. Methimazole is also used before thyroid surgery or radioactive iodine therapy. It belongs to the class of medications called antithyroid medications. This medicine may also be used to treat other conditions as determined by your doctor.

What are the side effects of Methimazole?

Like other medicines, Methimazole can cause some side effects. If they do occur, the side effects of Methimazole are most likely to be minor and temporary. However, some may be serious and may require the individual to inform the doctor or visit the nearest hospital immediately.

It is pertinent to note that side effects of Methimazole cannot be anticipated. If any side effects of Methimazole develop or change in intensity, the doctor should be informed as soon as possible.

Methimazole can cause side effects such as headache, itching, drowsiness, dizziness, stomach upset, muscle pain and loss of taste. This is not a complete list of all side effects. Do concur with your doctor and follow his directions completely when you are taking Methimazole.

What is the recommended dosage of Methimazole?

The dosage of Methimazole prescribed to each patient will vary. Always follow your physician’s instructions and/or the directions on the prescription drug label.

Take Methimazole with a full glass of water. It can be taken with or without food.

What if you miss a dose of Methimazole?

If your physician has instructed or directed you to take Methimazole medication in a regular schedule and you have missed a dose of this medicine, take it as soon as you remember. However, if it is almost time for your next dose, then skip the missed dose and go back to your regular dosing schedule. Do not double the doses unless otherwise directed.

What if you overdose on Methimazole?

Any medication taken in excess can have serious consequences. If you suspect an overdose of Methimazole, seek medical attention immediately.

What other drugs could interact with Methimazole?

It may be noted that drugs other than those listed above may also interact with Methimazole.

Usually drug interactions occur when it is taken with another drug or with food. Before you take a medication for a particular ailment, you should inform the health expert about intake of any other medications including non-prescription medications, over-the-counter medicines that may increase the effect of Methimazole, and dietary supplements like vitamins, minerals and herbal, so that the doctor can warn you of any possible drug interactions.

Methimazole can interact with blood thinners and beta blockers.

Do let your doctor know if you smoke, consume alcohol or caffeinated drinks, or use illegal drugs as these may interfere with the action of your medication. Make sure to inform your doctor of any medical conditions you may have, or any family history of medical problems. Do not start or stop using any medicine without consulting your doctor.

Explain about Methimazole dosing Guidelines?

Adults: At first, 15 to 60 mg per day, which is given as 3 divided doses approx. 8 hours intervals. The maintenance dosage is 5 to 15 mg per day. Children: Dosage is based on the body weight and is to be determined by the doctor

Consume this Methimazole over the counter medication orally with or without food as directed by the doctor, usually 1 to 3 times a day. Dosage is also based on the medical condition and response to treatment. For children, the dosage is all based on the weight.

Where can I buy Methimazole over the counter?

Methimazole over the counter is a medication that needs to be prescribed by a licensed medical provider which is to be dispensed by a pharmacy in the United States. As a result, one cannot obtain methimazole without prescription or buy methimazole online.

Can I buy Methimazole without a prescription?

Methimazole without prescription is not available as it requires a prescription from a licensed medical provider to be dispensed in the United States. As a result, one cannot just order Methimazole over the counter and online from pharmacies.

What are the questions to ask your doctor before taking Methimazole?

Is it possible for me to take Methimazole with other drugs?
Should certain beverages, foods and other products be avoided when I take Methimazole?
What are the possible drug interactions of Methimazole?
How will Methimazole work in my body?
How should Methimazole be taken?
How to reduce the risk of Methimazole drug interactions and side effects?


The health and medical information provided here is intended to supplement and not substitute for the expertise and judgment of your physician, pharmacists or other health care professional. It should not be understood to indicate that the use of Methimazole is safe, appropriate or effective for you. Always consult your health care professional before using this, or any other, drug.


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