Synthroid

Hormones

25|50|75|100|125|200mcg

Levothyroxine Sodium FAQ


What is levothyroxine used for?

Levothyroxine is used to treat an underactive thyroid (hypothyroidism). It helps to replace or provide more thyroid hormone.

How should I take levothyroxine?

Take levothyroxine exactly as prescribed by your doctor. It is usually taken on an empty stomach, 30 minutes to 1 hour before breakfast.

What are the side effects of levothyroxine?

Common side effects may include temporary hair loss, headache, or feeling nervous or irritable. More severe side effects can occur if the dosage is incorrect.

Can I take other medications with levothyroxine?

Certain medications may affect the absorption of levothyroxine, so it's important to inform your doctor of all medications, vitamins, and supplements you are taking.

How long does it take for levothyroxine to work?

It may take several weeks before you notice an improvement in your symptoms. It's important to continue taking levothyroxine as directed by your doctor.

Can I stop taking levothyroxine once I feel better?

No, it is crucial to continue taking levothyroxine as prescribed. Stopping the medication suddenly can lead to a return of hypothyroid symptoms.

Is levothyroxine safe during pregnancy?

It is important for women with hypothyroidism to continue taking levothyroxine during pregnancy, as the baby relies on the mother’s supply of thyroid hormone.

Can I buy levothyroxine without a prescription?

Levothyroxine is a prescription medication and should only be taken under the supervision of a healthcare professional.

How is levothyroxine different from natural thyroid hormone?

Levothyroxine is a synthetic form of thyroid hormone, while natural thyroid hormone is derived from the thyroid glands of pigs. Both can be used to treat hypothyroidism.

What is the typical starting dose of levothyroxine?

The starting dose is usually based on weight and medical condition. The typical starting dose for adults is 50-100 micrograms once daily.

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

It's best to take levothyroxine on an empty stomach, at least 30 minutes to 1 hour before any food or other medications.

Is it safe to take levothyroxine for a long period of time?

When taken at the correct dosage and monitored by a healthcare professional, levothyroxine is considered safe for long-term use.

Can levothyroxine cause weight loss?

Levothyroxine is not a weight loss medication. It is used to replace or supplement thyroid hormone and should not be used for weight loss purposes.

Can levothyroxine cause allergic reactions?

Some people may be allergic to levothyroxine. An allergic reaction may include rash, itching, swelling, severe dizziness, or trouble breathing.

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

If you miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.

Releated topics

Connected topics