
Lethyrox 25 Tablet
Manufacturer
Intas Pharmaceuticals Ltd
Salt Composition
Thyroxine (25mcg)
Key Information
Short Description
Lethyrox 25 Tablet is a medicine used to treat an underactive thyroid gland (hypothyroidism). It replaces the hormone which is not being produced by your thyroid gland in sufficient quantity and helps regulate your body’s energy and metabolism.
Dosage Form
Tablet
Introduction
Before you start taking Lethyrox 25 Tablet, your doctor will do a blood test to see what dose you need. Once you start taking the medicine, you will have regular blood tests to see how well it is working and the dose may be adjusted from time to time. It is best taken on an empty stomach before your first meal of the day. You should take this medicine regularly to get the maximum benefit. It may take several weeks before your symptoms start to improve. You may need to take it for the rest of your life. If you stop taking it, your symptoms are likely to come back.
Directions for Use
Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Lethyrox 25 Tablet is to be taken empty stomach.
Safety Information
Side Effects
Palpitations (irregular heartbeat) Vomiting Anxiety Diarrhea Weight loss Tremors Increased appetite Restlessness
Alcohol Warning
Consuming alcohol with Lethyrox 25 Tablet does not cause any harmful side effects.
Breastfeeding Warning
Lethyrox 25 Tablet is safe to use during breastfeeding. Human studies suggest that the drug does not pass into the breastmilk in a significant amount and is not harmful to the baby.
Pregnancy Warning
Lethyrox 25 Tablet is safe to use during pregnancy. Most studies have shown low or no risk to the developing baby.
Interacting Medicines
Many other drugs affect the way this medicine works. Ask your doctor for advice if you are taking any other medications.
How it works
Lethyrox 25 Tablet is a synthetic version of a hormone produced by the thyroid gland. It works by replacing the thyroid hormones that your thyroid gland cannot produce in a sufficient quantity and relieves the symptoms of hypothyroidism (tiredness, weight gain, and depression).
Quick Tips
Lethyrox 25 Tablet should be taken on an empty stomach (ideally first thing in the morning). No food, milk, or tea should be taken 1 hour before and 2 hours after taking this medicine. Leave a gap of at least 4 hours before taking any antacids, calcium or iron supplements, and multivitamins as these may interfere with the effect of the medicine.
Related Medicines

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Thyronorm 25mcg Tablet

Thyrox 25 Tablet

Thyrocip Tablet

Ezithyx 25mcg Tablet

Thystic 25mcg Tablet

Thyrostop 25mcg Tablet

Euthyrox 25 Tablet

Thyrod 25mcg Tablet
Frequently asked questions
What should I do if I take too much of this medicine?
If you accidentally take more than the recommended dose, it can cause symptoms like nervousness, anxiety, a rapid heartbeat, hand tremors, excessive sweating, weight loss, and sleep problems. Contact your doctor right away.
How long will I need to take Lethyrox 25 Tablet?
You should continue taking Lethyrox 25 Tablet for as long as your doctor advises. It's usually prescribed for the long term, and in some cases, you may need to take it lifelong. Don't stop taking the medicine without consulting your doctor.
How do I properly take Lethyrox 25 Tablet?
Take Lethyrox 25 Tablet exactly as instructed by your doctor. It's best taken orally, preferably before breakfast or with your first meal of the day. Swallow the tablet whole with plenty of water.
As a diabetic, what should I be aware of while taking Lethyrox 25 Tablet?
Lethyrox 25 Tablet can raise blood sugar levels and may interact with other anti-diabetic medications you're taking. Your doctor will help you adjust your dose accordingly.
What is the purpose of thyroxine, and why is it essential?
Thyroxine hormone regulates how much energy your body uses. It plays a crucial role in maintaining your body weight, muscle strength, body temperature, mood, digestion, heart muscles, brain development, and bone health.
Can Lethyrox 25 Tablet affect contraception?
Oral birth control pills containing estrogen and progesterone may decrease the levels of Lethyrox 25 Tablet in your body. As a result, you might need to increase the dose of Lethyrox 25 Tablet under medical supervision.