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Learn about the common and rare side effects of levothyroxine, a medication used to treat thyroid problems. Find out when to seek medical attention and how to report side effects to the FDA.
- Levothyroxine (Oral Route) Description and Brand Names
Levothyroxine is also used together with surgery and...
- Before Using
Using this medicine with any of the following medicines may...
- Precautions
Levothyroxine should not be used for the treatment of...
- Levothyroxine (Oral Route) Description and Brand Names
- Levothyroxine Side Effects at A Glance
- Heat Intolerance
- Sweating
- Irregular Heartbeats Or Palpitations
- Diarrhea
- Weight Changes
- Hair Changes
- Tremors
- Mood Changes
- Trouble Sleeping
- GeneratedCaptionsTabForHeroSec
Levothyroxine works well to raise your thyroid hormone levels, but you may experience some side effectswhile taking it. Most side effects are due to changes in thyroid hormone levels that happen when you first start taking this thyroid medication (or while changing doses). Common levothyroxine side effects: 1. Excessive sweating 2. Trouble sleeping...
Thyroid hormones play a role in maintaining body temperature. When there are more thyroid hormones in your body — such as through levothyroxine use — your core body temperaturecan go up. This makes you more sensitive to higher temperatures. This is called heat intolerance, where you feel hot when others around you might not. There are a few things ...
Sweating more than usual, especially on your palms or feet, is a common side effect of levothyroxine. Elevated levels of thyroid hormones can turn on your body’s “fight-or-flight” response, which can lead to sweating. Sweating can also be a consequence of heat intolerance, since you cool down by sweating. To help with this, make sure to drink plent...
Irregular heartbeats, such as a fast heart rate or heart palpitations, are also possible with this thyroid medication. Sometimes, this can feel like a racing or pounding heart. There are some general steps you can take to help slow down your heart rate. It’s helpful to limit the amount of caffeine and energy drinks you consume, stay hydrated, and a...
Diarrhea is another side effect of levothyroxine that you may experience. Elevated thyroid hormone levels can cause your gut to make more digestive juices and speed uphow fast things move through your small intestine, causing diarrhea. Small and temporary dietary changes, such as avoiding fatty or fried foods, may be helpful in managing or lessenin...
Changes in thyroid hormone levels are linked to adjustments in how much energy your body uses. It may also affect body weightby impacting your metabolism. Having higher thyroid hormone levels could lead to unintended weight loss over time. But, there isn’t enough strong evidence to make conclusions about the effect of levothyroxine on body weight. ...
Levothyroxine can possibly lead to hair thinning or weaker hair. It might also contribute to the darkening of gray or white hair. If it happens, it’s usually temporary and happens within the first few months of starting levothyroxine. These changes in your hair are caused by shifts in your body’s thyroid hormone levels. This is because thyroid horm...
Tremors (shakiness) in the hands can happen while taking levothyroxine. Thyroid hormones activate the nervous system, which is believed to cause tremors. Let your prescriber know if this is happening to you. Based on your situation, they may be able to recommend specific tips for your symptoms. The best way to manage tremors varies by person.
Levothyroxine may cause mood changes. This is because thyroid hormones affect chemical messengers in areas of the brainthat control emotion and mood. If you notice you’re feeling more nervous, irritable, or anxious while taking levothyroxine, talk to your prescriber. They can recommend different ways to help promote feelings of calm, such as cognit...
Levothyroxine has been linked to sleep problems (insomnia). Your thyroid hormone levels can affect your quality of sleep, including how well you fall or stay asleep. Some tips to help you sleep better include getting regular exercise during the day and keeping your bedroom cool and dark at bedtime. Having a consistent sleep and wake time — and avoi...
Learn about the most common side effects of levothyroxine, a medication for hypothyroidism, such as heat intolerance, diarrhea, and weight changes. Find out how to manage these side effects and when to see a healthcare provider.
Learn about the possible side effects of levothyroxine, a thyroid hormone medication, and how to recognize and treat them. Find out the warning signs of overdose, the rare but serious complications, and the common but milder symptoms.
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Nov 6, 2022 · Mild side effects may occur from taking levothyroxine. Examples of mild side effects that have been reported with levothyroxine include: tremors. insomnia (trouble sleeping) irritability or ...
Levothyroxine side effects. Get emergency medical help if you have signs of an allergic reaction to levothyroxine: hives, difficult breathing, swelling of your face, lips, tongue, or throat. Levothyroxine may cause serious side effects. Call your doctor at once if you have: sudden pain or trouble moving your hip, wrist, or back;
May 10, 2020 · Levothyroxine oral tablet can cause side effects. More common side effects. The more common side effects of levothyroxine can include: increased appetite; weight loss; heat sensitivity; excessive ...
