1. Product Name
Thyronorm 12.5 mcg Tablet
2. Generic Name
Levothyroxine Sodium
3. Strength
12.5 microgram (12.5 mcg)
4. Category
Thyroid Hormone Replacement Medicine
5. Manufacturer
Abbott India Ltd.
6. Description
Thyronorm 12.5 mcg contains Levothyroxine, a synthetic version of the thyroid hormone T4. It is prescribed for patients with mild hypothyroidism, newly diagnosed cases, or those who require very low-dose titration. The medicine helps restore the body’s metabolism, energy, heart function, mood balance, and overall hormonal stability.
7. Key Uses
Thyronorm 12.5 mcg is used to treat:
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Hypothyroidism (underactive thyroid)
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Subclinical hypothyroidism
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Thyroid hormone deficiency
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Goiter prevention
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Hormone balancing in early or mild thyroid disorders
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Dose adjustment during pregnancy or elderly patients
8. How It Works (Mechanism)
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Levothyroxine acts as a replacement for the natural T4 hormone.
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It helps regulate:
✓ Metabolism
✓ Energy levels
✓ Body temperature
✓ Heart rate
✓ Brain and nerve function -
Inside the body, T4 converts to T3, the active hormone essential for normal body function.
9. Directions for Use
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Take once daily, on an empty stomach
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Best taken 30–60 minutes before breakfast
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Swallow with water
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Take at the same time every day
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Do NOT skip, double dose, or stop without your doctor’s advice
Dose is strictly adjusted based on blood tests like TSH, T3, and T4.
10. Safety Information
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Use only under a doctor’s supervision
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Regular TSH monitoring is required
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Overdose may cause hyperthyroid symptoms (fast heartbeat, anxiety, sweating)
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Safe for long-term use when taken properly
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Not to be used for weight loss
11. Side Effects
Usually seen if the dose is too high:
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Palpitations
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Anxiety / restlessness
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Insomnia
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Tremors
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Temporary hair loss
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Increased sweating
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Weight loss
These improve once the dose is corrected.
12. Drug Interactions
Avoid taking the following within 4 hours:
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Iron supplements
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Calcium supplements
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Antacids
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Cholesterol binders
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Soy products
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Certain multivitamins
These reduce absorption of the medicine.
13. Storage
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Store below 25°C
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Keep away from heat, moisture & sunlight
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Keep out of reach of children
14. Net Quantity
Common packs: Strip of 120 Tablets (may vary)
15. Disclaimer
This is a prescription-only medicine.
Use only under the advice and supervision of a registered medical practitioner.


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