Merck Ltd
Information updated 17 April 2026
Euthyrox 12.5mcg Tablet: A Patient Guide
Overview Euthyrox 12.5mcg Tablet is a medication containing the hormone thyroxine (T4), which is used to treat hypothyroidism, a condition where the thyroid gland does not produce enough thyroid hormone. This medication is manufactured by Merck Ltd and is available in a tablet form.
Uses Euthyrox 12.5mcg Tablet is used to treat the following conditions:
Mechanism of Action Thyroxine (T4) is a hormone produced by the thyroid gland that plays a crucial role in regulating metabolism, growth, and development. In patients with hypothyroidism, the thyroid gland does not produce enough T4, leading to a deficiency of thyroid hormone in the body. Euthyrox 12.5mcg Tablet replaces the deficient T4, helping to restore normal thyroid hormone levels in the body.
Dosage The dosage of Euthyrox 12.5mcg Tablet will be determined by your doctor based on your individual needs. It is essential to follow the dosage instructions provided by your doctor and not to adjust the dosage without consulting them. The typical dosage range for Euthyrox 12.5mcg Tablet is:
Side Effects Common side effects of Euthyrox 12.5mcg Tablet may include:
Serious side effects of Euthyrox 12.5mcg Tablet may include:
Precautions Before taking Euthyrox 12.5mcg Tablet, inform your doctor if you have any of the following conditions:
FAQs
Q: What happens if I miss a dose of Euthyrox 12.5mcg Tablet? A: If you miss a dose of Euthyrox 12.5mcg Tablet, take it as soon as you remember. However, if it is almost time for your next dose, skip the missed dose and continue with your regular dosing schedule.
Q: Can I take Euthyrox 12.5mcg Tablet if I am pregnant or breastfeeding? A: It is essential to inform your doctor if you are pregnant or breastfeeding before taking Euthyrox 12.5mcg Tablet. Your doctor will determine the safety and efficacy of this medication for you.
Q: How long does it take for Euthyrox 12.5mcg Tablet to start working? A: It may take several weeks for Euthyrox 12.5mcg Tablet to start working. Your doctor will monitor your thyroid hormone levels regularly to adjust the dosage as needed.
Talk to a verified specialist who can guide you on dosage, alternatives, and interactions.
pregnancy
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alcohol
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driving
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