Can levothyroxine cause leg pain?
Andrew Mclaughlin
Updated on January 11, 2026
Can too much levothyroxine cause leg pain?
Call your doctor right away if you or your child start to have rapid or irregular heartbeats, chest pain, leg cramps, headaches, nervousness, irritability, sleeplessness, tremors, a change in appetite, weight gain or loss, vomiting, diarrhea, excessive sweating, heat intolerance, a fever, changes in menstrual periods, ...What are the most common side effects of levothyroxine?
Levothyroxine may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:
- weight gain or loss.
- headache.
- vomiting.
- diarrhea.
- changes in appetite.
- fever.
- changes in menstrual cycle.
- sensitivity to heat.
What are the symptoms 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 rare side effects of levothyroxine?
These reactions have included urticaria, pruritus, skin rash, flushing, angioedema, various GI symptoms (abdominal pain, nausea, vomiting and diarrhea), fever, arthralgia, serum sickness and wheezing. Hypersensitivity to levothyroxine itself is not known to occur.Levothyroxine Side Effects - What You Need To Know Now
Does levothyroxine cause muscle aches?
headache, leg cramps, muscle aches; feeling nervous or irritable; dryness of your skin or hair, hair loss; irregular menstrual periods; or.Can levothyroxine cause restless legs?
Medications can also trigger RLS – some examples being the synthetic thyroid medication levothyroxine, antipsychotics, some antidepressants, and SSRIs.How do you know if your thyroid medication needs adjusting?
There's nothing better than feeling like your healthy, usual self after taking medication for your hypothyroidism. However, if you start noticing symptoms like anxiety, fuzzy memory, diarrhea, heart palpitations or excessive sweating, this may be a sign that your underactive thyroid is being overtreated.Why do you have to drink a full glass of water with levothyroxine?
The Levoxyl-branded tablet may rapidly swell and disintegrate, and cause choking or gagging if it becomes stuck in your throat. Take with a full glass of water, but talk with your doctor should you have difficulty swallowing it.Is 75 mcg of levothyroxine a lot?
Adults usually start with a dose between 50 micrograms and 100 micrograms taken once a day. This may be increased gradually over a few weeks to between 100 micrograms and 200 micrograms taken once a day. Some people, such as over-50s or people with heart disease, may start on a lower dose.Can hypothyroidism cause muscle pain?
For some people, hypothyroidism can add to joint and muscle problems. Specifically, hypothyroidism may lead to: Muscle aches, tenderness and stiffness, especially in the shoulders and hips. Joint pain and stiffness.Can levothyroxine cause muscle spasms?
They include the following: General: fatigue, increased appetite, weight loss, heat intolerance, fever, excessive sweating. Central nervous system: headache,hyperactivity, nervousness, anxiety, irritability, emotional lability, insomnia. Musculoskeletal: tremors, muscle weakness, muscle spasm.Is 25 mcg levothyroxine a lot?
There are two strategies for initiating levothyroxine in healthy adults younger than 65 years: low-dose (50 mcg) and full-dose (1.6 to 1.7 mcg per kg). Traditionally, lower starting doses of 25 to 50 mcg per day are recommended for patients 65 years and older or who have ischemic heart disease.Can thyroid problems affect your legs?
Nerve DamageSevere, untreated hypothyroidism can cause fluid buildup that puts pressure on the nerves in your arms and legs. This can lead to tingling, pain, and numbness where the nerve is damaged.
How does thyroxine affect muscles?
Thyroid hormones (thyroxine, or T4, and triiodothyronine, or T3) participate in contractile function, metabolic processes, myogenesis and regeneration of skeletal muscle.Are leg cramps a symptom of hypothyroidism?
What are the symptoms of hypothyroid myopathy? The most common symptoms include weakness around the hips and sometimes the shoulders, and a slowing of reflexes. Some people also experience muscle stiffness and painful muscle cramps. LIfe-threatening cases can cause rhabdomyolysis (acute muscle breakdown).What should I avoid while taking levothyroxine?
levothyroxine foodIn addition, absorption of levothyroxine may be decreased by foods such as soybean flour, cotton seed meal, walnuts, dietary fiber, calcium, and calcium fortified juices. These foods should be avoided within several hours of dosing if possible.
Why was levothyroxine taken off the market?
FDA Drug safety recall warningThis is due to the medication having less active drug (levothyroxine) than it is supposed to. Taking these tablets can lead to symptoms of hypothyroidism, such as fatigue, constipation, hair loss, and depression.
Is it better to take levothyroxine at night or in the morning?
There is consensus that levothyroxine should be taken in the morning on an empty stomach. A pilot study showed that levothyroxine intake at bedtime significantly decreased thyrotropin levels and increased free thyroxine and total triiodothyronine levels.How do you know if your levothyroxine is too low?
10 Warning Signs That Your Thyroid is Undertreated
- You have unexpected weight changes. ...
- It's hard to lose or gain weight. ...
- You have diarrhea or are constipated. ...
- You have joint and muscle aches/pains. ...
- You are anxious and/or depressed. ...
- You're exhausted. ...
- You're having changes in your hair. ...
- You're noticing skin changes.