Levothroid
Levothyroxine 25mcg and 50mcg tablets, used in the management of hypothyroidism and thyroid-stimulating hormone suppression. Synthetic T4.
- Category
- Thyroid Health
- Active ingredient
- Levothyroxine
- Route
- Oral use
- Form
- Tablet
- Strengths
- 25 · 50mcg
You will receive a quality generic equivalent, depending on stock.
No prescription needed: we place your order for Levothroid on your behalf.
- Alternative names
- Eltroxin; Levothyrox; Thyronorm
- Therapeutic class
- Thyroid Hormone
- Pharmacological class
- Synthetic Thyroxine
- Contraindications
- untreated thyrotoxicosis; adrenal insufficiency
- Precautions and warnings
- monitor thyroid function tests regularly; may interact with diabetes medications
- Minor side effects
- palpitations; weight loss; tremor
- Moderate side effects
- tachycardia; anxiety; insomnia
- Dosage forms
- Tablet
- Administration route
- Oral use
- Originator
- AbbVie
- Onset time
- 2–4 weeks
- Duration
- 24 hours
- Storage instructions
- Store at room temperature away from moisture.
- Drug interactions
- calcium carbonate; iron supplements; antacids
- Age restrictions
- Safe for all ages when dosed correctly.
Serious side effects
myocardial infarction, requires immediate medical attention; arrhythmia, requires immediate medical attention
Patient summary
Levothyroxine 25mcg and 50mcg tablets, used in the management of hypothyroidism and thyroid-stimulating hormone suppression. Synthetic T4.
Mechanism of action
Levothyroxine is a synthetic form of the thyroid hormone thyroxine (T4). It mimics endogenous T4, which is converted to triiodothyronine (T3) intracellularly, helping to restore normal metabolic levels in patients with deficient production.
Pregnancy and breastfeeding
Pregnancy: Essential during pregnancy. Breastfeeding: Confirm breastfeeding suitability with a qualified clinician or pharmacist before use.
Levothroid is a formulation of levothyroxine, commonly used to address hypothyroidism and thyroid-stimulating hormone suppression. The same active ingredient is also sold under names such as Eltroxin, Levothyrox, and Thyronorm. AbbVie produces this medication as a tablet in strengths of 25mcg and 50mcg.
Buying Levothroid online
Generic levothyroxine, much of it produced in India, is a more affordable option than the original brand for long-term management.
Is Levothroid the original brand?
Yes, Levothroid is the originator brand name, made by AbbVie. Yasabai uses it to identify the medicine; what you receive is a generic with the same active ingredient (levothyroxine) at the same dose, mostly a recognised Indian branded generic. The exact brand depends on stock.
How much does Levothroid cost?
The price varies with strength and pack size. Levothroid comes in 25 and 50mcg strengths, in packs of 100 to 400 tablets, and the price per tablet for every option is shown above, in US dollars or the currency you choose. Larger packs cost less per tablet. Paying with Bitcoin or Ethereum gives you an extra 10% off.
Is Levothroid sold under other names?
Other brands of levothyroxine include Eltroxin, Levothyrox and Thyronorm.
What is Levothroid used for?
Levothroid contains levothyroxine, used for hypothyroidism and thyroid-stimulating hormone suppression. Levothyroxine is a synthetic form of the thyroid hormone thyroxine (T4).
When does Levothroid start working?
Levothyroxine usually starts to work within 2 to 4 weeks. How quickly it works can differ from one person to another.
What are the side effects of Levothroid?
The common side effects of levothyroxine are palpitations, weight loss and tremor. Less common ones include tachycardia, anxiety and insomnia. Serious but less common side effects include myocardial infarction and arrhythmia, which need urgent medical attention.
Can I take Levothroid with other medicines?
Levothyroxine can interact with calcium carbonate, iron supplements and antacids. Tell your doctor or pharmacist about every medicine you take before you start Levothroid.
Can I buy Levothroid over the counter in Thailand?
Yes. In Thailand levothyroxine is sold by pharmacists without a prescription, and Yasabai does not ask for one either. We are an online store, not a dispensing pharmacy; we arrange your order and delivery on your behalf.
Ordering without a prescription →Can I order Levothroid online for delivery in Thailand?
Yes. Our pharmacy partners ship from India to Thailand and across Asia in discreet packaging. Standard Airmail takes up to 3 weeks; Express Tracked Courier takes up to 1 week.
How ordering works →What you will receive
Levothroid is the originator brand name, made by AbbVie. We use it here to identify the medicine only; we are not affiliated with AbbVie and do not ship the original Levothroid.
- You receive a generic equivalent: the same active ingredient (Levothyroxine) at the same dose, mostly recognised Indian branded generics from vetted manufacturers.
- The exact brand supplied depends on what is in stock at the dispatching warehouse.
- A regulated generic matches the original ingredient for ingredient by legal standard.