Can too much thyroid medication cause miscarriage?

Researchers from the University of Chicago have showed, for the first time, that an excess of thyroid hormone during pregnancy has a direct toxic effect on the fetus, tripling the risk of miscarriage and reducing the average birth weight of infants who survive.

Can thyroid medication harm pregnancy?

Yes, it’s safe. In fact, it’s unsafe not to take thyroid medication during pregnancy if you need it. Whether you have hypothyroidism (an underactive thyroid) or the much less common hyperthyroidism (an overactive thyroid), you’ll probably need to take medication and be closely monitored.

Can thyroid problems cause early miscarriage?

The thyroid makes hormones that help your body work. If it makes too little or too much of these hormones, you may have problems during pregnancy. Untreated thyroid conditions during pregnancy are linked to serious problems, including premature birth, miscarriage and stillbirth.

What can happen if you take too much thyroid medication?

Too much thyroid medication in hypothyroidism can cause health problems and trigger symptoms like the jitters, anxiety, weight loss, diarrhea and mood swings. Your thyroid hormone needs may change over time.

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Is it safe to take levothyroxine while pregnant?

Pregnancy and breastfeeding

Levothyroxine is usually safe to take in pregnancy. It’s important to carry on taking levothyroxine throughout your pregnancy. Having too low or too high levels of thyroid hormone in pregnancy can cause problems for you and your baby.

Can I have a healthy baby with hypothyroidism?

“Hypo” means the thyroid is underactive. Learn more about hypothyroidism in pregnancy. If you have thyroid problems, you can still have a healthy pregnancy and protect your baby’s health by having regular thyroid function tests and taking any medicines that your doctor prescribes.

How can I keep a healthy pregnancy with hypothyroidism?

If you’re diagnosed with hypothyroidism, you’ll be treated with thyroid hormone replacement. Experts also recommend pregnant women maintain a balanced diet and take a prenatal multivitamin and mineral supplement containing iodine to receive most nutrients necessary for thyroid health.

Did my hypothyroidism cause my miscarriage?

Many women with hypothyroidism on thyroid hormone replacement therapy have TSH levels above the desired 2.5 mU/L level in early pregnancy. Higher TSH levels (TSH levels > 4.5 mU/L) are associated with increased risk for miscarriage and should be avoided in early pregnancy.

How does an underactive thyroid affect pregnancy?

Early studies found that children born to mothers with severe, untreated hypothyroidism during pregnancy had lower IQ scores and impaired psychomotor (mental and motor) development. If properly controlled, often by increasing the amount of thyroid hormone, women with hypothyroidism can have healthy, unaffected babies.

Can underactive thyroid stop you getting pregnant?

Undiagnosed thyroid dysfunction can make it difficult to conceive. It can also cause problems during pregnancy itself. Once the over- or under-active thyroid is under control, however, there is no reason why you should not have a successful pregnancy and a healthy baby.

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How do you know when your thyroid medicine needs adjusting?

General joint and muscle pains are common when hypothyroidism is not sufficiently treated, and your dosage of thyroid hormone needs to be increased. Joint and muscle weakness and pain, especially in the arms and legs, can be evidence that you need an increased dose of antithyroid drugs for your hyperthyroidism.

What are the signs of too much thyroid medication?

Signs and Symptoms of Overmedication

  • Elevated pulse and blood pressure.
  • Anxiety, nervous energy, tremors.
  • Feeling irritable, overemotional, erratic, or depressed.
  • Difficulty concentrating.
  • Difficulty sleeping.
  • Fatigue.
  • Feeling overheated, even when others are cold.
  • Diarrhea.

What are the symptoms of too much levothyroxine?

What happens if I overdose on Levothyroxine (Synthroid)? Overdose symptoms may include headache, leg cramps, tremors, feeling nervous or irritable, chest pain, shortness of breath, and fast or pounding heartbeats.

Can I marry a girl with thyroid?

The truth is that thyroid problems are common, easy to diagnose and treat. A person with a thyroid problem can grow, marry, have children and lead a very normal productive, and long life.

What is a normal TSH level for a pregnant woman?

The new recommendations for TSH levels during pregnancy are the following: First trimester: less than 2.5 with a range of 0.1-2.5. Second trimester: 0.2-3.0. Third trimester: 0.3-3.0.

Does levothyroxine cause birth defects?

Levothyroxine Pregnancy Warnings

-Monitor TSH levels and adjust doses as needed. Animal studies have not been conducted. There is a long history of using this drug in pregnant women and this experience has not shown increased rates of fetal malformations, miscarriages or other adverse maternal or fetal outcomes.

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