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MBA, MBBS
Last updated
11 Feb 2025 | 01:06 AM (IST)

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Euthyrox 100 Tablet

Prescription Required
Marketer
SALT COMPOSITION

Product introduction

Euthyrox 100 Tablet is a medicine used in the treatment of hypothyroidism. It works by replacing or supplementing the thyroid hormone in the body. This helps regulate metabolism, energy levels, and overall bodily functions.

Euthyrox 100 Tablet is to be taken on an empty stomach, at least 30 minutes before breakfast, with a full glass of water. Take it exactly as prescribed by your doctor. Consistency in timing and dosage helps maintain stable hormone levels in the body. Avoid taking it with calcium, iron supplements, or antacids, as these can interfere with absorption. Follow up with your doctor regularly to monitor the effectiveness of the medicine and to make necessary dose adjustments if required.


Common side effects of $iname include headaches, nervousness, weight loss, insomnia, shortness of breath, and diarrhea. These effects usually occur if the dose is too high. If you experience symptoms like chest pain, rapid heartbeat, or excessive weight loss, inform your doctor immediately. To minimize side effects, take the medication exactly as prescribed and do not change the dose on your own.


Euthyrox 100 Tablet should not be used in cases of untreated adrenal gland problems, overactive thyroid, or severe heart conditions without your doctor’s supervision. Pregnant and breastfeeding women should consult their doctor, as dose adjustments may be necessary. Avoid taking excessive amounts of caffeine or soy-based products, as they may affect the drug’s absorption. Always inform your doctor about any other medications you are taking to prevent harmful interactions.


Uses of Euthyrox Tablet


Side effects of Euthyrox 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 Euthyrox

  • Irritability
  • Tremors
  • Muscle weakness
  • Weight loss
  • Diarrhea
  • Heat intolerance
  • Skin rash
  • Arrhythmia (irregular heartbeats)
  • Heart attack
  • Breathlessness
  • Muscle spasm
  • Irregular menstrual cycle
  • Headache
  • Increased appetite
  • Insomnia (difficulty in sleeping)

How to use Euthyrox 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. Euthyrox 100 Tablet is to be taken empty stomach.

How Euthyrox Tablet works

Euthyrox 100 Tablet is a synthetic version of a hormone produced by the thyroid gland. It works by replacing the thyroid hormones that your thyroid gland cannot produce. This leads to improved energy production, oxygen consumption, protein synthesis, and overall regulation of metabolism, helping restore normal thyroid function and physiological balance.

Safety advice

Alcohol
SAFE
Consuming alcohol with Euthyrox 100 Tablet does not cause any harmful side effects.
Pregnancy
SAFE IF PRESCRIBED
Euthyrox 100 Tablet is safe to use during pregnancy. Most studies have shown low or no risk to the developing baby.
Breast feeding
SAFE IF PRESCRIBED
Euthyrox 100 Tablet is safe to use during breastfeeding. Human studies suggest that the drug does not pass into the breastmilk in a significant amount and is not harmful to the baby.
Driving
SAFE
Euthyrox 100 Tablet does not usually affect your ability to drive.
Kidney
CONSULT YOUR DOCTOR
There is limited information available on the use of Euthyrox 100 Tablet in patients with kidney disease. Please consult your doctor.
Liver
CONSULT YOUR DOCTOR
There is limited information available on the use of Euthyrox 100 Tablet in patients with liver disease. Please consult your doctor.

What if you forget to take Euthyrox Tablet?

If you miss a dose of Euthyrox 100 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.
No substitutes found for this medicine

Quick tips

  • Always take Euthyrox 100 Tablet at least 30 minutes before breakfast with a full glass of water to ensure proper absorption.
  • Take your dose at the same time every day to maintain stable thyroid hormone levels in your body.
  • Avoid certain foods and supplements such as calcium, iron supplements, soy products, and antacids as they can interfere with absorption.
  • Keep track of how you feel, and report symptoms like fatigue, weight changes, or palpitations to your doctor for possible dose adjustments.
  • Don’t skip or adjust the dose on your own, as missing doses or changing the dosage without medical advice can lead to imbalanced thyroid levels and unwanted side effects.

Fact Box

Chemical Class
Iodinated Amino Acid Derivative
Habit Forming
No
Therapeutic Class
HORMONES
Action Class
Thyroid Hormones

Interaction with drugs

Taking Euthyrox with any of the following medicines can modify the effect of either of them and cause some undesirable side effects
Talk to your doctor if you notice any unusual symptoms.Doctor may monitor your liver function. Levothyroxine may increase the metabolism of Linezolid.
Talk to your doctor if you notice any unusual symptoms.Doctor may monitor your liver function. Levothyroxine may increase the metabolism of Linezolid.
Talk to your doctor if you notice any unusual symptoms. Indinavir may increase the side effects of Levothyroxine.
Talk to your doctor if you notice any unusual symptoms.Doctor may monitor your blood sugar level. Sunitinib may reduce blood levels of Levothyroxine.

Patient concerns

My ovaries r 3.4x2. 2CMS uterus cycle not coming from July 2016. Before that three days bleeding. Every 21 days. Menopause or it will come again Taking 25 n 50 mg euthyrox since one week
Dr. Sonu Balhara Ahlawat
Obstetrics and Gynaecology
Wait for 6 months And see
I got the check of thyroid and tsh was 6.33 and now am taking euthyrox 25 mg as am not in India and din't find thyronorm.Are they the same as the chemist suggested that they are same only brand differ. kindly help
Dr. Pushkar Mani
Physician
Yes it's same

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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

  1. Levothyroxine [Prescribing Information]. Morgantown, WV: Mylan Pharmaceuticals Inc.; 2024. [Accessed 10 Feb. 2025]. (online) Available from: External Link
  2. Levothyroxine [Prescribing Information]. Caguas, Puerto Rico: Neolpharma, Inc.; 2017. [Accessed 10 Feb. 2025]. (online) Available from: External Link

Marketer details

Name: Merck Ltd
Address: L-2, J.R. Complex, Gate No. 4, Village Mandoli, Delhi-110 093, India
Country of origin: India

135
Inclusive of all taxes
MRP147.84  9% OFF
100.0 tablets in 1 strip
SOLD OUT

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