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Levothyroxine is a synthetic form of the thyroid hormone thyroxine. It is used to treat underactive thyroid (hypothyroidism). This medication replaces or provides more thyroid hormone, which is normally produced by the thyroid gland.

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Levothyroxine FAQ

What is Levothyroxine used for?

Levothyroxine is used to treat an underactive thyroid, known as hypothyroidism.

How should I take Levothyroxine?

Take Levothyroxine exactly as prescribed by your doctor, usually once daily on an empty stomach.

What are the possible side effects of Levothyroxine?

Common side effects include hair loss, weight loss, and irregular heartbeat. Consult your doctor if any of these effects persist or worsen.

Can I take other medications with Levothyroxine?

Inform your doctor about all medications you are currently taking, as some drugs may interact with Levothyroxine.

How long does it take for Levothyroxine to start working?

It may take several weeks before you notice an improvement in your symptoms. Continue taking Levothyroxine as directed by your doctor.

What should I avoid while taking Levothyroxine?

Avoid taking any other medications, supplements, or foods that can affect the absorption of Levothyroxine.

Is Levothyroxine safe to take during pregnancy?

Yes, it is important to continue taking Levothyroxine during pregnancy to maintain normal thyroid levels.

How long do I need to take Levothyroxine?

Most people with hypothyroidism need to take Levothyroxine for the rest of their lives.

Can I buy Levothyroxine without a prescription?

No, Levothyroxine is a prescription medication and should only be taken under the supervision of a healthcare professional.

What should I do if I miss a dose of Levothyroxine?

Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and take your next dose at the regular time.

Does Levothyroxine cause weight loss?

Weight loss can be a side effect of taking Levothyroxine, especially if the dose is too high. However, weight loss as a result of Levothyroxine is usually modest and is not a guaranteed outcome.

Can I stop taking Levothyroxine if I feel better?

Do not stop taking Levothyroxine without consulting your doctor, even if you feel better. Stopping the medication abruptly can lead to worsening symptoms.

Is Levothyroxine the same as Synthroid?

While both medications contain the same active ingredient, they may have different inactive ingredients. Consult your doctor or pharmacist if you have concerns about switching between them.

What is the typical starting dose of Levothyroxine?

The starting dose of Levothyroxine varies based on individual factors such as age, weight, and the severity of hypothyroidism. Your doctor will determine the appropriate dosage for you.

Can Levothyroxine be taken at the same time as other medications?

Levothyroxine should be taken at least 4 hours apart from drugs that may interact with its absorption, such as calcium supplements, iron supplements, or certain antacids.

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