Thyronorm 100 vs Eltroxin 100: price, salt & differences
Thyronorm 100 and Eltroxin 100 both contain Levothyroxine (Thyroxine) 100 mcg – the same medicine in the same dose, so they work the same way. Thyronorm 100 by Abbott is ₹169.91 for 120 tablets (₹1.42 per tablet) and Eltroxin 100 by Glaxo SmithKline Pharmaceuticals Ltd is ₹169.93 for 120 tablets (₹1.42 per tablet), so they cost the same per tablet. Neither is clinically better; ask your doctor or pharmacist before switching.
Thyronorm 100
Levothyroxine (Thyroxine) 100 mcg · Abbott
MRP ₹169.91 for 120
₹1.42 / tablet
Levothyroxine (Thyroxine) 100 mcg detailsEltroxin 100
Levothyroxine (Thyroxine) 100 mcg · Glaxo SmithKline Pharmaceuticals Ltd
MRP ₹169.93 for 120
₹1.42 / tablet
Levothyroxine (Thyroxine) 100 mcg detailsKey differences
| Aspect | Thyronorm 100 | Eltroxin 100 |
|---|---|---|
| Salt / composition | Levothyroxine (Thyroxine) | Levothyroxine (Thyroxine) |
| Strength | 100 mcg | 100 mcg |
| Manufacturer | Abbott | Glaxo SmithKline Pharmaceuticals Ltd |
| Pack size | 120 tablets | 120 tablets |
| MRP | ₹169.91 for 120 tablets | ₹169.93 for 120 tablets |
| ₹ per tablet | ₹1.42 per tablet | ₹1.42 per tablet |
| Prescription status | Schedule H – prescription required | Schedule H – prescription required |
| Main use | Hypothyroidism – an underactive thyroid gland, when a higher maintenance dose is needed. | Hypothyroidism – an underactive thyroid gland, when a higher maintenance dose is needed. |
| Who it suits / key caution | Underactive thyroid on a full replacement dose. Take on an empty stomach, same time daily; keep the same brand if possible and re-check TSH after any change. | Same as Thyronorm 100 – identical salt and strength, so the same cautions apply. |
MRPs as printed/listed on the date shown; actual price may vary.
Frequently asked questions
Thyronorm 100 और Eltroxin 100 में क्या अंतर है?
दोनों में एक ही salt – Levothyroxine (Thyroxine) 100 mcg – है, इसलिए असर एक जैसा है। फर्क company और कीमत का है: Thyronorm 100 (Abbott) की MRP ₹169.91 (120 tablets) है और Eltroxin 100 (Glaxo SmithKline Pharmaceuticals Ltd) की MRP ₹169.93 (120 tablets)।
Is Thyronorm 100 the same as Eltroxin 100?
Yes, medically. Both contain Levothyroxine (Thyroxine) 100 mcg in tablet form. They are made by different companies – Abbott and Glaxo SmithKline Pharmaceuticals Ltd – and may differ in pack size, price and tablet appearance, but the active ingredient and dose are identical.
Which is cheaper, Thyronorm 100 or Eltroxin 100?
They cost the same per tablet: ₹1.42. Thyronorm 100 is ₹169.91 for 120 tablets and Eltroxin 100 is ₹169.93 for 120 tablets, so only the pack size differs.
Can I take Eltroxin 100 instead of Thyronorm 100?
Because the salt and strength are the same, a pharmacist can usually dispense Eltroxin 100 in place of Thyronorm 100 if your doctor is fine with it. Do not swap on your own if your doctor wrote a specific brand – ask them or the pharmacist first.
Is there a cheaper generic option?
Yes. Jan Aushadhi stores sell Thyroxine Sodium Tablets IP 100 mcg at ₹63.94 for 100 – about ₹0.64 per tablet. It is the same salt and strength, made to the same standards.
Do I need a prescription for Thyronorm 100 or Eltroxin 100?
Yes. Levothyroxine (Thyroxine) is a Schedule H medicine in India, so both brands need a valid prescription.
Does switching between Thyronorm 100 and Eltroxin 100 affect my TSH?
It can, slightly, because absorption may differ a little between brands even at the same strength. If you must switch, keep the new brand consistently and get TSH checked after 6–8 weeks.
Sources
- NHS – Levothyroxine (19 October 2026)
- MedlinePlus – Levothyroxine (19 October 2026)
- NPPA Pharma Sahi Daam (ceiling prices) (19 October 2026)
- PMBI Jan Aushadhi Product & MRP List (19 October 2026)
Medyzen Editorial Team · Last updated
This page is general information, not medical advice. Do not start, stop or change a medicine without asking a doctor or pharmacist. Terms