Neo Mercazole 20mg Tablet belongs to a group of medicine called anti-thyroid agents. It is used in the treatment of hyperthyroidism. It reduces the amount of thyroid hormones produced by the thyroid gland.

You should take it in a dose and duration as advised by the doctor. But, before taking it report to doctor if you have any known allergy to this medication. Your doctor may get regular blood tests done to check the levels of blood cells in your blood. Remember to inform doctor if you experience unexplained bleeding, fever, or general illness. Your doctor may advice for monitoring of liver function.

It may cause skin rash, headache, paresthesia (tingling or pricking sensation) and hair loss as its side effects.

Uses of Neo Mercazole Tablet

Hyperthyroidism

Side effects of Neo Mercazole Tablet

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Common side effects of Neo Mercazole

Headache
Nausea
Joint pain
Itching
Gastrointestinal disturbance
Skin rash

How to use Neo Mercazole Tablet

Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Neo Mercazole 20mg Tablet may be taken with or without food, but it is better to take it at a fixed time.

How Neo Mercazole Tablet works

Neo Mercazole 20mg Tablet works by reducing the thyroid hormones produced by the thyroid gland.

Safety advice

Alcohol

CONSULT YOUR DOCTOR

It is not known whether it is safe to consume alcohol with Neo Mercazole 20mg Tablet. Please consult your doctor.

Pregnancy

CONSULT YOUR DOCTOR

Neo Mercazole 20mg Tablet is unsafe to use during pregnancy as there is definite evidence of risk to the developing baby. However, the doctor may rarely prescribe it in some life-threatening situations if the benefits are more than the potential risks. Please consult your doctor.

Breast feeding

CONSULT YOUR DOCTOR

Neo Mercazole 20mg Tablet is probably unsafe to use during breastfeeding. Limited human data suggests that the drug may pass into the breastmilk and harm the baby.

Driving

UNSAFE

Neo Mercazole 20mg Tablet may cause side effects which could affect your ability to drive.

Kidney

CONSULT YOUR DOCTOR

There is limited information available on the use of Neo Mercazole 20mg Tablet in patients with kidney disease. Please consult your doctor.

Liver

CAUTION

Neo Mercazole 20mg Tablet should be used with caution in patients with liver disease. Dose adjustment of Neo Mercazole 20mg Tablet may be needed. Please consult your doctor.

What if you forget to take Neo Mercazole Tablet?

If you miss a dose of Neo Mercazole 20mg Tablet, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.

All substitutes

For informational purposes only. Consult a doctor before taking any medicines.

Neo Mercazole 20mg Tablet

₹12.85/Tablet

Anti-Thyrox 20 Tablet

Macleods Pharmaceuticals Pvt Ltd

₹12.83/tablet

same price

Thyrocab 20mg Tablet

Corona Remedies Pvt Ltd

₹12.58/tablet

2% cheaper

Carol 20mg Tablet

Eris Lifesciences Ltd

₹13.03/tablet

1% costlier

Neo-Mercazole 20 Tablet

Abbott

₹14.9/tablet

16% costlier

Neo-Mercazole 20 Tablet

Abbott

₹10.31/tablet

20% cheaper

View all substitutes

Quick tips

Neo Mercazole 20mg Tablet is used for the treatment of hyperthyroidism.
You may have to stop taking it for a while if you are also taking radio-iodine as a treatment for your overactive thyroid.
It may affect the level of blood cells in your blood. Inform your doctor if you experience symptoms such as unexplained bruising or bleeding, sore throat, mouth ulcers, fever, or general illness.
Stop taking Neo Mercazole 20mg Tablet and Inform your doctor if you develop symptoms of liver damage such as abdominal pain, loss of appetite, darkened urine, or yellowing of the eyes or skin.
Inform your doctor if you are pregnant, planning to conceive, or breastfeeding.

Fact Box

Chemical Class

Carbonylimidazoles Derivatives

Habit Forming

Therapeutic Class

HORMONES

Action Class

Antithyroid Agents

Interaction with drugs

Taking Neo Mercazole with any of the following medicines can modify the effect of either of them and cause some undesirable side effects

Clozapine (Oral Route) Moderate

Concurrent use may increase the risk of low blood cell counts. Your doctor may monitor your blood cell count and adjust the doses as per the observations.

Digoxin (Oral Route) Moderate

Digoxin may increase the metabolism of Carbimazole. If concurrent use is essential, your doctor may monitor your levels of Digoxin along with your overall treatment and adjust the... More

Prednisolone (Oral Route) Moderate

Carbimazole may reduce blood levels of Prednisolone. If concurrent use is essential, your doctor may monitor your treatment and adjust the doses as per the observations.

Theophylline (Oral Route) Moderate

Carbimazole may reduce blood levels of Theophylline. Your doctor may monitor your treatment and adjust the doses as per the observations.

Aminophylline (Oral Route) Moderate

Carbimazole may reduce blood levels of Aminophylline. Your doctor may monitor your treatment and adjust the doses as per the observations.

View all drug interactions

Patient concerns

Sir My mom have problem of thyroid and doctors are say you have to take ambulax and Neo-Mercazole 5 Sir can she take regularly ambulax medicine

Dr. Sfurti Mann

Internal Medicine

Propanalol with neomercazole is prescribed in hyperthyroidism

She is diabetic and the report of thyroid is attached.thyroid medicine is neo mercazole 5 thrice daily

Dr. Sanjay Bhatt

Physician

You need to continue medicine as priscribed by your doctor. Try to control sugar level in normal limits

FAQs

Can I just stop taking Neo Mercazole 20mg Tablet?

No, you should not stop taking Neo Mercazole 20mg Tablet even if you start feeling better. You may have to take it for several months depending on your investigations. The duration of the treatment will continue till the thyroid hormone levels return to normal. This duration may vary from six months to 18 months. Your doctor will decide when the treatment should be stopped.

How long does Neo Mercazole 20mg Tablet take to work?

You may start feeling better within 1-3 weeks of starting Neo Mercazole 20mg Tablet. However, it usually takes 4-8 weeks to see the full benefits of the treatment.

Can Neo Mercazole 20mg Tablet cause hair loss?

Neo Mercazole 20mg Tablet may cause hair loss but not in everyone. It has been seen that on discontinuing Neo Mercazole 20mg Tablet or replacing Neo Mercazole 20mg Tablet with another medicine, there is improvement, and hair loss reverses.

Who should not take Neo Mercazole 20mg Tablet?

You should not take Neo Mercazole 20mg Tablet if you have serious liver disorder or serious blood disorder. You should also avoid taking this medicine if you are pregnant or are allergic to Neo Mercazole 20mg Tablet or any of the ingredients present in it Neo Mercazole 20mg Tablet.

My sister is taking Neo Mercazole 20mg Tablet for overactive thyroid gland. She frequently gets sore throat and stops and restarts the treatment again and again. Is there any risk if she continues to take Neo Mercazole 20mg Tablet when she has sore throat?

Very rarely, Neo Mercazole 20mg Tablet interferes with the bone marrow and causes a drastic drop in white blood cells. These white blood cells are a part of the body's defense against bacterial infections, such as sore throats. So, a sore throat can sometimes be the first clue that Neo Mercazole 20mg Tablet is affecting the bone marrow. Your sister should contact her doctor and get a blood test. If a blood test shows her white blood cell count to be normal, then she can continue Neo Mercazole 20mg Tablet. If not, she should stop the treatment after consulting the doctor.

How does Neo Mercazole 20mg Tablet affect children?

The effectiveness and side effects of Neo Mercazole 20mg Tablet in children are more or less the same as in adults. Neo Mercazole 20mg Tablet should not be used in children less than 2 years of age.

I have been taking warfarin, so will it have any effect on Neo Mercazole 20mg Tablet therapy?

If you have started taking Neo Mercazole 20mg Tablet, the dose of warfarin may need adjustment. You should consult your doctor and get your bleeding time checked so that the dose can be adjusted according to the results of the investigations.

Even if my liver is normal, can Neo Mercazole 20mg Tablet cause any liver problems?

Yes, Neo Mercazole 20mg Tablet may cause liver problems, though not in everyone. A very common side effect of Neo Mercazole 20mg Tablet can be the yellowing of skin and eyes (jaundice). It may also cause abnormal liver function tests, hepatitis, etc. If you notice jaundice, you should discontinue Neo Mercazole 20mg Tablet and seek immediate medical advice.

If I am planning my pregnancy, can I continue taking Neo Mercazole 20mg Tablet?

No, it is advisable not to take Neo Mercazole 20mg Tablet during pregnancy as it may cause abnormalities in your baby. You should consult your doctor because if your thyroid hormone levels are not controlled, the chances of birth defects in your baby are much more. In case Neo Mercazole 20mg Tablet is the only option for you, your doctor will prescribe the lowest possible dose, which will be regulated according to your condition. You can stop it 3-4 weeks before delivery to reduce the chances of complications in your baby.

Can I just stop taking Neo Mercazole 20mg Tablet?

How long does Neo Mercazole 20mg Tablet take to work?

You may start feeling better within 1-3 weeks of starting Neo Mercazole 20mg Tablet. However, it usually takes 4-8 weeks to see the full benefits of the treatment.

Can Neo Mercazole 20mg Tablet cause hair loss?

Who should not take Neo Mercazole 20mg Tablet?

My sister is taking Neo Mercazole 20mg Tablet for overactive thyroid gland. She frequently gets sore throat and stops and restarts the treatment again and again. Is there any risk if she continues to take Neo Mercazole 20mg Tablet when she has sore throat?

Very rarely, Neo Mercazole 20mg Tablet interferes with the bone marrow and causes a drastic drop in white blood cells. These white blood cells are a part of the body's defense against bacterial infections, such as sore throats. So, a sore throat can sometimes be the first clue that Neo Mercazole 20mg Tablet is affecting the bone marrow. Your sister should contact her doctor and get a blood test. If blood test shows her white blood cell count to be normal, then she can continue Neo Mercazole 20mg Tablet. If not, she should stop the treatment after consulting the doctor.

How does Neo Mercazole 20mg Tablet affect children?

The effectiveness and side effects of Neo Mercazole 20mg Tablet in children are more or less the same as in adults. Neo Mercazole 20mg Tablet should not be used in children less than 2 years of age.

I have been taking warfarin, so will it have any effect on Neo Mercazole 20mg Tablet therapy?

Even if my liver is normal, can Neo Mercazole 20mg Tablet cause any liver problems?

Yes, Neo Mercazole 20mg Tablet may cause liver problems, though not in everyone. A very common side effect of Neo Mercazole 20mg Tablet can be yellowing of skin and eyes (jaundice). It may also cause abnormal liver function tests, hepatitis, etc. If you notice jaundice, you should discontinue Neo Mercazole 20mg Tablet and seek immediate medical advice.

If I am planning my pregnancy, can I continue taking Neo Mercazole 20mg Tablet?

No, it is advisable not to take Neo Mercazole 20mg Tablet during pregnancy as it may cause abnormalities in your baby. You should consult your doctor because if your thyroid hormone levels are not controlled, chances of birth defects in your baby are much more. In case Neo Mercazole 20mg Tablet is the only option for you, your doctor will prescribe the lowest possible dose, which will be regulated according to your condition. You can stop it 3-4 weeks before delivery to reduce chances of complications in your baby.

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Related lab tests

Anti Thyroglobulin Antibody

Thyroid Stimulating Hormone

Thyroxine - Free

Thyroxine - Total

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Disclaimer:

Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

References

Briggs GG, Freeman RK, editors. A Reference Guide to Fetal and Neonatal Risk: Drugs in Pregnancy and Lactation. 10th ed. Philadelphia, PA: Wolters Kluwer Health; 2015. p. 205.
Carbimazole. London, UK: Amdipharm UK Limited; 2008 [revised 30 Jul. 2014]. [Accessed 04 Apr. 2019] (online) Available from:
Chaves RG, Lamounier JA. Breastfeeding and maternal medications. J Pediatr (Rio J). 2004;80(5 Suppl):S189-S198. [Accessed 4 Apr. 2019] (online) Available from:
MIMS India. Carbimazole. [Accessed 28 Mar. 2023] (online) Available from:

Marketer details

Name: Abbott

Address: 16th Floor, Godrej BKC, Plot – C, “G” Block, Bandra-Kurla Complex, Bandra (East), Mumbai – 400 051, India

Country of origin: India

The list of available options shown with the same composition has been prepared upon the advice of registered medical practitioners, pharmacists affiliated with TATA 1MG. TATA 1MG does not promote any pharmaceutical product of any particular company, and all recommendations are based on the medical opinion, advisories from specialist medical and pharmaceutical professionals.