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Eltroxin 100mcg Tablet
Last updated on 23 Jul 2026 | 07:16 AM (IST)
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Eltroxin 100mcg Tablet is a prescription medicine used to treat hypothyroidism, a condition where the thyroid gland does not produce enough hormones. It contains levothyroxine, a synthetic form of the thyroid hormone thyroxine that helps restore normal hormone levels, improving symptoms such as fatigue, weight gain, and cold intolerance. Eltroxin 100mcg Tablet should be taken regularly under strict medical supervision as part of a comprehensive thyroid management plan.
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Eltroxin 100mcg Tablet
Salt Composition
THYROXINE SODIUMMarketer
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Thyronorm 100mcg Tablet
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Introduction to Eltroxin 100mcg Tablet
Eltroxin 100mcg tablet is a hormone produced naturally by the thyroid gland, and Levothyroxine is a synthetic form of this hormone. It contains the active ingredient thyroxine sodium. It is used to treat hypothyroidism (underactive thyroid gland). Hypothyroidism is a chronic medical condition in which the thyroid gland fails to produce adequate thyroid hormone. The thyroid gland releases hormones such as tri-iodothyronine (T3) and thyroxine (T4), which help regulate the body and use energy. The thyroid regulates heart and digestive system functioning; the body cannot function effectively without the proper amount of these hormones.
The common side effects of Eltroxin 100mcg tablet are diarrhoea, vomiting, weight loss, heat intolerance, headache, nervousness, irregular periods, sweating, muscle weakness or cramps, tremors, etc. Report to your healthcare provider immediately if you experience swelling of the face, lips, or tongue, thyroid crisis (severe reaction to high levels of thyroid hormone), very high temperature, or palpitations (irregular heartbeat) to avoid severe complications.
Before taking the Eltroxin thyroid tablet, let your healthcare provider know if you suffer from heart problems like angina, coronary artery disease, or high blood pressure. Inform your doctor if you have fits (epilepsy) or panhypopituitarism (hormonal disorder). When diabetes mellitus patients take this medication, their glycemic control may worsen, and they may need more insulin or antidiabetic medication.
So, it is important to closely monitor blood glucose levels before starting treatment with Eltroxin 100 mcg Tablet, altering or discontinuing thyroid hormone with Eltroxin 100mcg tablet. Your physician decides the right dose of this medication after checking the body weight and thyroid function test. Regular monitoring of thyroid function is essential to ensure the effectiveness of the medication.
Uses of Eltroxin 100mcg Tablet
The Eltroxin tablet uses include:
- Treats hypothyroidism (underactive thyroid gland).
Therapeutic Effects of Eltroxin 100mcg Tablet
Eltroxin 100mcg tablet is a synthetic form of thyroid hormone produced by the thyroid gland. It replaces the thyroid hormones that your thyroid gland cannot generate sufficiently and relieves hypothyroidism symptoms like tiredness, weight gain, and depression.
Interaction of Eltroxin 100mcg Tablet with other drugs
Inform your doctor about any medicines you take or have taken before the treatment, including prescription, over-the-counter, nutritional and vitamin supplements, and herbal products. Certain medications may interact with Eltroxin 100mcg tablet and can reduce the effectiveness of the therapy.
More Information about Eltroxin 100mcg Tablet
- Keep Eltroxin 100mcg tablet out of sight and reach of children.
- Do not store above 25°C. Store in the original package to protect it from light and moisture.
- If you forgot to take a dose, take it as soon as you remember. However, skip the missed dose if it is nearly time for the next dose.
- Do not take a double dose to make up for a forgotten dose.
How to consume Eltroxin 100mcg Tablet
Take Eltroxin 100mcg tablet as prescribed by your doctor. It should be taken orally before breakfast or the day's first meal. Swallow the tablets as a whole with plenty of water. Do not crush, break or chew the tablets.
Safety Advice for Eltroxin 100mcg Tablet
Breast Feeding
Eltroxin 100mcg tablet is probably safe to use during breastfeeding. Consult your doctor for advice.
Alcohol
Drinking alcohol while taking Eltroxin tablet 100 mcg does not cause any harmful side effects. Consult your doctor for more information.
Liver
Inform your physician before taking Eltroxin thyroxine 100 mcg if you have liver disease.
Lungs
It is unknown whether Eltroxin 100mcg tablet can be used in patients with lung disorders. Consult your doctor if you have any lung diseases before starting the treatment.
Driving
Eltroxin 100mcg tablet usually does not affect your ability to drive.
Pregnancy
Eltroxin 100mcg tablet may be safe to use during pregnancy; think you might be pregnant or planning to have a baby. Your physician will decide if you should continue taking this medicine during pregnancy, particularly during the first three months.
Side Effects of Eltroxin 100mcg Tablet
Side effects are unwanted symptoms caused by medicines. Even though all medications cause side effects, not everyone gets them. The Eltroxin 100 side effects are:
Serious side effects of Eltroxin 100mcg Tablet are:
- Swelling of face, lips, tongue
- Thyroid crisis (severe reaction to high levels of thyroid hormone)
- Very high temperature
- Palpitations (irregular heartbeat)
- Low blood pressure
- Fits and coma
- Heart failure
- Jaundice
- Confusion
Common side effects of Eltroxin 100mcg Tablet are:
- Diarrhea, vomiting
- Intolerance to heat
- Weight loss
- Headache
- Nervousness
- Irregular periods
- Sweating
- Muscle weakness or cramps
- Tremors, restlessness
- Hair loss
- Flushing (sense of warmth in the face, ears, neck, and trunk)
- Increased pressure around the brain in children (benign intracranial hypertension)
Word of Advice
You will be advised to take regular thyroid function tests (T3, T4, and TSH) if you are taking Eltroxin 100mcg tablet. This medication is not indicated for obesity or weight loss treatment. Your physician advises regular blood sugar monitoring, as this medicine causes fluctuation in blood sugar levels. Including iodized salt in your diet is essential because the thyroid gland requires iodine for making thyroid hormones.
FAQs about Eltroxin 100mcg Tablet
Q1.
How should I take Eltroxin 100mcg tablet?
Take the Eltroxin 100mcg tablet precisely as your doctor has prescribed. It should be taken orally before breakfast or as the day's first meal. It should be consumed whole, with plenty of water.
Q2.
What occurs if I take more than the dose of Eltroxin 100mcg tablet?
You are not recommended to take more than the prescribed dose of Eltroxin 100mcg tablet as it may cause an overdose resulting in symptoms such as fever, chest pain, irregular heartbeat, muscle cramps, headache, restlessness, flushing, sweating, and diarrhea.
Q3.
What are the uses of Eltroxin 100mcg tablet?
Eltroxin 100mcg tablet is indicated to treat hypothyroidism (a chronic condition where the thyroid gland fails to produce enough hormones).
Q4.
Can Eltroxin 100mcg tablet affect diabetic patients?
Eltroxin 100mcg tablet can increase blood sugar levels and interfere with the effectiveness of other antidiabetic medications you may be taking. Therefore, a dose adjustment may be necessary.
Q5.
Can children use Eltroxin 100mcg tablet?
Yes, patients of any age, from newborns to adults, could get Eltroxin 100 uses in the form of the 100mcg tablet. The dose for children must be adjusted based on weight changes. The doctor will adjust the dose if the child loses or gains weight.
Q6.
Should I limit salt while taking Eltroxin 100mcg tablet?
Limiting salt intake to around 2300 mg daily is advisable since too much salt might raise blood pressure, especially in people with underactive thyroids.
Q7.
Can I discontinue taking the Eltroxin 100mcg tablet on my own?
No, do not discontinue taking thyroxine sodium tablets Eltroxin 100mcg tablet without consulting your doctor. Stopping this medication on your own can result in a body imbalance that can seriously impact your metabolism.
Q8.
What are the common side effects of Eltroxin 100mcg tablet?
The common side effects of Eltroxin 100mcg tablet are diarrhea, vomiting, intolerance to heat, Eltroxin 100 mcg weight loss, headache, nervousness, irregular periods, sweating, muscle weakness or cramps, tremors, restlessness, hair loss, and flushing.
Q9.
Where can I buy an Eltroxin 100mcg tablet?
You can buy Eltroxin 100mcg tablets at most pharmacies or through reputable online platforms. To conveniently purchase it, you can get Eltroxin 100 mcg buy via online or buy Eltroxin online from trusted websites, ensuring you follow proper medical guidance. Always consult your doctor before purchasing any medication.
Fact Box of Eltroxin 100mcg Tablet
Molecule Name: Thyroxine Sodium | Therapeutic Class: Thyroid Hormones |
Pharmacological Class: Hormones | Indications: Hypothyroidism |
References
- Goodman & Gilman’s, The Pharmacological Basis of Therapeutics, Thyroid and Anti-thyroid drugs, 12th Edition, 2011, 1130-1150.
- Neolpharma, Inc; US Food & Drug Administration, [Revised on Dec 2017] [Accessed may 2023], https://www.accessdata.fda.gov/drugsatfda_docs/label/2017/021342s023lbl.p
- Glenmark pharmaceuticals Europe Limited., Electronic medicines compendium (EMC), [Revised on April 2021] [Accessed on May 2023], https://www.medicines.org.uk/emc/product/12779/pil#gref
Disclaimer
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Author Details
Written By
Dr. Vijayalakshmi N.
BDS
Reviewed By
Dr. Tejashwin Adiga
MBBS
Last updated : 23 Jul 2026 | 07:16 AM (IST)
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