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Doctor insights on: Synthroid Overdose

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What are the tests for Synthroid (thyroxine) overdose?

What are the tests for Synthroid (thyroxine) overdose?

Tsh,T3, T4, symptoms: Blood tests can determine overdose. Symptoms of excessive thyroid intake include anxiety, heart racing, headaches, hair shedding, shortness of breath, muscle weakness, overactive bowel function (i.e. Frequent bms, loos stools), possibly elevated temperature, weight loss, high blood pressure. Over long period of time, eyes will start to protrude. ...Read more

Overdose (Definition)

When the maximum dose of medication ...Read more


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What are the symptoms of overdosing synthroid (thyroxine)?

What are the symptoms of overdosing synthroid (thyroxine)?

Hyperthyroidism: Overdosing on synthroid (thyroxine) will cause hyperthyroidism. Some symptoms of hyperthyroidism are: feeling nervous, fast heartbeat, weight loss, feeling hot, trouble sleeping, feeling anxious, sweating heavily, muscle weakness, increased appetite, frequent bowel movement...Some hyperthyroid patients will have 1-2 symptoms, some have all of them and some have none of them at all. ...Read more

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What is the treatment for Synthroid (thyroxine) overdose?

What is the treatment for Synthroid (thyroxine) overdose?

Supportive: Usually overdose does not cause problems. In a massive overdose, an epinephrine-blocker such as Propranolol may be lifesaving, and monitoring and managing the heart rhythm disturbances that may occur is critical. ...Read more

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What are the tests for Synthroid (thyroxine) overdose?

Tsh,T3, T4, symptoms: Blood tests can determine overdose. Symptoms of excessive thyroid intake include anxiety, heart racing, headaches, hair shedding, shortness of breath, muscle weakness, overactive bowel function (i.e. Frequent bms, loos stools), possibly elevated temperature, weight loss, high blood pressure. Over long period of time, eyes will start to protrude. ...Read more

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What is the definition or description of: Synthroid (thyroxine) overdose?

What is the definition or description of: Synthroid (thyroxine) overdose?

Synthroid: Synthroid (levothyroxine) overreplacement causes subclinical hyperthyroidism (normal serum T4 and T3 and low serum TSH concentrations) or even overt hyperthyroidism. The main risks are arrhythmia and accelerated bone loss/fractures, especially in older patients. Maintenance dose should be adjusted appropriately by a physician. ...Read more

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What is the treatment for Synthroid (thyroxine) overdose?

Supportive: Usually overdose does not cause problems. In a massive overdose, an epinephrine-blocker such as Propranolol may be lifesaving, and monitoring and managing the heart rhythm disturbances that may occur is critical. ...Read more

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What happens if you are taken to the ER with synthroid/levothyroxin overdose, how will the staff know that is the problem?

What happens if you are taken to the ER with synthroid/levothyroxin overdose, how will the staff know that is the problem?

Overdose: To some extent it depends when you took the medicine and how often you took an overdose. If you did that just once you are unlikely to have problems . If you overdosed too often the best advice is to go to the Emergency Room. They will examine you and order labs. ...Read more

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What are the symptoms of overdosing synthroid (thyroxine)?

Hyperthyroidism: Overdosing on synthroid (thyroxine) will cause hyperthyroidism. Some symptoms of hyperthyroidism are: feeling nervous, fast heartbeat, weight loss, feeling hot, trouble sleeping, feeling anxious, sweating heavily, muscle weakness, increased appetite, frequent bowel movement...Some hyperthyroid patients will have 1-2 symptoms, some have all of them and some have none of them at all. ...Read more

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What happens if you overdose on synthroid (thyroxine)?

Heart problems: Synthoid is a synthetic thyroid hormone. Thyroid increases your metabolism and too much will cause you to get febrile, jittery, tachycardic and hypertensive. Serious problems with thryoid overdose are usually cardiac are related to arrythmias or heart attacks. For example frontline treatment for thyroid excess is giving a beta blocker that blocks the cardiac effects. ...Read more

Dr. David Sneid
1,401 doctors shared insights

Thyroxine (Definition)

Thyroxine is a thyroid ...Read more


Dr. Joseph Mathews
607 doctors shared insights

Synthroid (Definition)

Synthroid is a thyroid ...Read more