Treatment FAQ

what are the side effects of thyroid treatment

by Loraine Harber Published 3 years ago Updated 2 years ago
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Common side effects from the treatment of thyroid cancer include:

  • Surgery. After surgery, most people need pills for the rest of their life to replace lost thyroid hormones. ...
  • Thyroid Hormone Treatment. Thyroid hormone pills do not usually cause side effects but uneven hormone levels may. ...
  • Radioactive Iodine Therapy. ...
  • External Radiation Therapy. ...
  • Chemotherapy. ...

Side effects usually only occur if you're taking too much levothyroxine. This can cause problems including sweating, chest pain, headaches, diarrhoea and being sick. Tell the doctor if you develop new symptoms while taking levothyroxine. You should also let them know if your symptoms get worse or do not improve.

Full Answer

What are the side effects of not taking thyroid medication?

  • Debilitating weight loss
  • Dramatically increased appetite and thirst
  • Nervousness, anxiety, panic attacks
  • Heat intolerance, sweating
  • Fatigue or muscle weakness
  • Diarrhea, nausea, and vomiting
  • Menstrual irregularities
  • Goiter/enlarged thyroid
  • Muscle weakness
  • Insomnia

More items...

What are the long-term effects of thyroid cancer?

With all of that said, there are some longer-term health risks associated with thyroid cancer that may become apparent later on, especially in patients who are diagnosed and treated at a young age. For instance, some possible health-related complications include: Osteoporosis. High blood pressure.

What are the side effects of thyroid ablation?

Side effects of thyroid removal are hypothyroidism (low thyroid hormone), low calcium, tremor and spasms. The thyroid is a butterfly-shaped endocrine gland located below the Adam's apple in the lower part of the neck and wraps around the windpipe (trachea).

What are the side effects of T3 medication?

  • Fatigue
  • Chest pain
  • Hair loss
  • Irregular heartbeat/palpitations
  • Insomnia
  • Skin rash/flushing
  • Excessive sweating
  • Nervousness
  • Irritability
  • Other symptoms of hyperthyroidism [ 1]

See more

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What are the side effect of thyroid medication?

Hypersensitivity reactions to inactive ingredients have occurred in patients treated with thyroid hormone products. These include urticaria, pruritus, skin rash, flushing, angioedema, various GI symptoms (abdominal pain, nausea, vomiting and diarrhea), fever, arthralgia, serum sickness and wheezing.

What are the most common side effects of thyroid medications?

More common side effectsincreased appetite.weight loss.heat sensitivity.excessive sweating.headache.hyperactivity.nervousness.anxiety.More items...•

Is thyroid medication harmful?

They run the risk of experiencing side effects from taking levothyroxine, which include irregular heart rhythms, insomnia, and loss of bone density, without reaping any benefit from it. The best way to check for hypothyroidism is to look at the level of thyroid stimulating hormone (TSH) in the blood.

What are the side effects if your thyroid medication is too strong?

Symptoms of severe overtreatment include:Anxiety.Mood swings.Hand tremors.Diarrhea.Muscle weakness, mainly in the thighs and shoulders.Weight loss.Inability to sleep and/or focus.Abnormally increased heart rate, even at rest.More items...•

Can thyroid be cured permanently?

Yes, there is a permanent treatment for hyperthyroidism. Removing your thyroid through surgery or destroying your thyroid through medication will cure hyperthyroidism. However, once your thyroid is removed or destroyed, you'll need to take thyroid hormone replacement medications for the rest of your life.

What are early warning signs of thyroid problems?

7 Early Warning Signs of Thyroid IssuesFatigue.Weight gain.Weight loss.Slowed heart rate.Increased heart rate.Sensitivity to heat.Sensitivity to cold.

Can you survive without a thyroid and no medication?

Aside from having your thyroid levels tested regularly and taking medication daily to give your body the thyroid hormone it needs, people without a thyroid live an otherwise normal life. Adjusting to life without your thyroid means taking medication and checking in with your doctor. Most people adjust easily.

What happens if you don't take thyroid medicine?

Recap. Skipping or stopping your antithyroid medication or thyroid hormone replacement will lead to undesirable and possibly dangerous effects. Not taking your medication also increases your risk of fatal conditions like myxedema coma if you are hypothyroid, and thyroid storm if you are hyperthyroid.

Is thyroid medication for lifetime?

An underactive thyroid is a lifelong condition, so you'll usually need to take levothyroxine for the rest of your life. If you're prescribed levothyroxine because you have an underactive thyroid, you're entitled to a medical exemption certificate. This means you do not have to pay for your prescriptions.

What are the signs of too much thyroid medication?

Signs and Symptoms of OvermedicationElevated 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.More items...•

How long does it take to feel better on thyroid medication?

You should start to feel better a few days after you begin taking medicine. But it may take a few months for your thyroid hormone levels to get back to normal. If your levels get better, but you still have symptoms like fatigue and weight gain, your doctor may need to change your treatment.

Can thyroid medicine make you gain weight?

Following treatment for hyperthyroidism, patients will observe a steady weight gain despite not changes in their eating or exercise. First, the weight will approach their normal level but then many continue experience further weight gain, reaching overweight or even obesity. As such, Dr.

What are the side effects of radiation therapy?

Side effects depend on the dose. Radiation to the neck may cause a dry, sore mouth and throat, hoarseness, difficulty swallowing and fatigue.

What do you need after thyroid surgery?

After surgery, most people need pills for the rest of their life to replace lost thyroid hormones. If the parathyroid glands are also removed, calcium and vitamin D pills may also be needed.

What is side effect management?

Side Effects Management. It helps to learn more about the side effects of treatment (s) before you begin, so you will know what to expect. When you know more, you can work with your health care team to manage your quality of life during and after treatment. There are effective medications to address traditional side effects from cancer treatment ...

Can radioactive iodine cause nausea?

Side effects from radioactive iodine include: mild nausea during the first day, swelling and pain in the neck where thyroid cells remain and dry mouth. Rarely, men receiving high doses can lose fertil ity. Women are advised against getting pregnant for one year after a high dose. High doses also kill normal thyroid cells so thyroid hormone pills may be needed.

What are the side effects of thyroid?

The common side effects that are associated with any of the thyroid medications are as follows: 1 Abnormality or loss in sensation 2 Drowsiness 3 Vomiting 4 Gastric upset 5 Restlessness 6 Emotional changes 7 High blood pressure 8 Flushing 9 Tremors 10 Fatigue 11 Libido is decreased 12 Sound sensitivity 13 Light sensitivity 14 Insomnia 15 Itching 16 Skin rash 17 Severity in hair loss 18 Joint ache 19 Muscle ache 20 Fever 21 Sore throat 22 Tachycardia 23 Irregularity in the menstruation period 24 Diarrhea 25 Abnormal weight loss or gaining of weight 26 Increase in the person’s appetite 27 Nausea 28 Sweating 29 Headache 30 There is an inability for heat tolerance 31 Tachycardia or having the abnormal rapid beating of the heart 32 Anxiety 33 Depression

What does it mean when you take too much thyroid medication?

When you encounter any of the said side effects which are associated with thyroid medications, this could be a sign that your body could be taking too much or too little of the medication. Or this could mean that your medication could be reacting with other substances that you are taking.

What is the best treatment for thyroid problems?

The conventional and common treatments prescribed for thyroid problems are synthetic hormones, surgical incision, radioactive iodine treatment, and thyroid health supplements. These medications usually work successfully but are not literally perfect because they also cause side effects in the body, which may range from mild to severe.

How to keep in mind when taking medication?

Tips To Keep In Mind When Taking Medication. To prevent the occurrence of side effects, you should always follow and stick to your prescribed dosage. Next, you should take some precautionary measures like telling your doctor your complete medical history especially if you have or have had diseases such as cardiac problems, diabetes, allergies, ...

Can pregnant women take thyroid medication?

On the other hand, pregnant women can use or take such prescribed thyroid medication. Lactating women can also take thyroid medications. While these medications pass through the breast milk they are not dangerous and do not cause ill effects on the child.

Do you need to monitor thyroid medication?

Hence when it comes to taking thyroid medication, there is a need to control and monitor the thyroid treatment drugs that you are taking or about to take to prevent any ill effects or complications brought about by the side effects.

Can thyroid medication cause weight loss?

Hypothyroidism drugs may cause weight loss for patients, but if you are not suffering from any thyroid disorder, you should prevent using them. Precautionary measures must also be taken especially when the ones taking the thyroid drugs are in their elderly stage. Most older individuals are prescribed lower doses.

Why Understanding Your Numbers Is Critical to Getting the Proper Treatment

At least once a week, we have patients coming into our clinic who are experiencing thyroid medication side effects like:

Thyroid Function 101

Your thyroid gland is a small, butterfly-shaped gland that wraps around your trachea at the front of your neck. It’s part of the endocrine system and produces important hormones that help regulate your energy, digestion, body weight, temperature, sex hormones, cardiovascular function, and nervous system.

Symptoms of Hypothyroidism

Since your thyroid regulates so many important functions in your body, when it’s inflamed, a myriad of symptoms can pop up. I’ll only focus on hypothyroid (underactive thyroid) symptoms, but often (not always), a hyperthyroid issue creates the opposite problem of hypo-.

Potential Thyroid Medication Side Effects

All drugs have potential side effects, some more serious than others. While levothyroxine tends to have rare serious side effects when used properly, it’s important to know all of the potential thyroid medication side effects.

Should You Be Taking Thyroid Medication?

So how do you know if you should be taking thyroid medicine? I mentioned blood work, and that really is the place to start. You need to know your baseline before taking any steps to address the symptoms that are leading you to believe that you have thyroid disease.

The Bottom Line

Thyroid medication side effects are rare but often occur when a patient is overmedicated for subclinical hypothyroidism or “sluggish thyroid”. In a case like this, the meds not only create more problems than they solve, but they also may be covering up another problem, like gut health issues.

What happens if your thyroid is not working properly?

Known as hypothyroidism, an underactive thyroid may lead to: Thinning hair. Abnormal cold sensitivity. Thin blood.

What tests can be done to determine thyroid hormone replacement?

A series of tests can determine the proper dosage for your thyroid hormone replacement. Blood tests show not only the amount of thyroid hormone in your blood but also the amount of thyroid-stimulating hormone (TSH). These work in conjunction to determine thyroid function, and therapy will target these entities.

What is the sign of a taxed cardiovascular system?

A slowed heart rate, which may be a sign of a taxed cardiovascular system. Anemia, which is an abnormally low amount of red blood cells. Diminished hearing or complete hearing loss. These effects vary in their seriousness, but none of them are desirable.

Can thyroid hormone replacement cause depression?

Depression. Those who qualify for thyroid hormone replacement therapy often weigh these short-term effects of hypothyroidism and choose to accept the potential side effects that sometimes arise from thyroid hormone replacement therapy.

Can growth hormone cause redness?

Many people who receive human growth hormone (HGH) injections, however, do not experience any major side effects or inconveniences. Occasionally, growth hormone therapy can cause minor injection site issues like redness or discomfort, but these issues usually subside quickly. Other potential side effects of growth ...

Is thyroid cancer autoimmune?

One autoimmune disease, in particular, that affects the thyroid is Hashimoto’s thyroiditis, or Hashimoto’s disease, yet it is not the only one. When certain forms of cancer affecting the head or neck require radiation therapy, hypothyroidism can be one of the side effects. Despite its aforementioned side effects, ...

Can medication affect thyroid function?

Adverse Reaction to Medication. If you have started taking a new medication recently and are experiencing symptoms of hypothyroidism (fatigue, puffy face, etc.), consider that the medication could be affecting your thyroid’s normal function. Speak to your doctor if symptoms of hypothyroidism persist.

What are the side effects of thyroid removal?

Side effects of thyroid removal are hypothyroidism (low thyroid hormone), low calcium, tremor and spasms. The thyroid is a butterfly-shaped endocrine gland located below the Adam's apple in the lower part of the neck and wraps around the windpipe (trachea). It produces thyroid hormones which:

Why do doctors remove thyroid glands?

The main reasons a doctor may recommend thyroid removal surgery include: A nodule that could be thyroid cancer. A diagnosis of thyroid cancer. A nodule or goiter that is causing local symptoms. Compression of the trachea. Difficulty swallowing. A visible or unsightly mass.

Can thyroid surgery cause tremors?

Other side effects of thyroid removal surgery (thyroidectomy) that may require patients to be re-hospitalized include: Tingling in the fingers that can progress to tremors. Spasms in all muscles of the body, including the heart and muscles surrounding the lungs.

What are the symptoms of a thyroid disorder?

Ranging from simple hypothyroidism to more complex illnesses, like Hashimoto’s Disease, these conditions can cause disabling symptoms like extreme fatigue, heart palpitations, and intense anxiety.

What happens if your thyroid is unbalanced?

The hormones it produces ( T3 and T4) influence nearly every other part of your body. Therefore, if they become even slightly unbalanced, you will become sick.

What is bioidentical thyroid?

Bioidentical hormones for the thyroid are generally compounded medications that contain hormones molecularly identical to the hormones your own thyroid produces. These medications are often naturally-sourced (from pork products or certain plants) rather than being synthetic or chemically-created.

What are the symptoms of hyperthyroidism?

It, too, can be genetic or a result of autoimmune diseases. The most common symptoms include: Anxiety and/or panic attacks.

Can thyroid medication remove symptoms?

Taking medication for a thyroid condition can produce remarkable results. Because the nature of most thyroid disorders is that the thyroid produces the wrong amount of hormone, medications that replace or remove the hormone unbalanced do have the potential to almost totally remove symptoms.

Is thyroid medication good for you?

The Benefits of Taking Thyroid Medication. Both commercial medications and compounded medications can be remarkably effective. Once patients find the right option, maintenance becomes as easy as occasionally monitoring the blood and adjusting dose as your condition changes.

Is it easy to treat thyroid disease?

As previously mentioned, it isn’t always easy to treat thyroid conditions. Because even a slight variation in dose can make all the difference, and because every patient’s physiology is unique, treatment is often a process of measuring the blood and trying medications until you find the right one.

How to get rid of thyroid cancer?

Radioactive Iodine Treatment. Surgery often gets rid of thyroid cancer. But depending on the type of thyroid cancer you have, or if it has spread, your doctor may also suggest you have treatment with radioactive iodine. This is done to get rid of any cancer cells that were not caught during surgery, and to help keep the cancer from coming back.

How long does it take for neck pain to go away after surgery?

You may have some aches and pains in the neck and shoulders after surgery. This usually goes away in a few weeks. In the meantime, your doctor can advise you about exercises to help relieve any stiffness. Some research shows that stretching exercises are very helpful and even reduce the need for pain medicine.

Can thyroid cancer be cured?

Thyroid cancer is fairly rare. And thanks to very good treatments, it can be cured most of the time. The type of treatment you get depends on what kind of thyroid cancer you have, and if it has spread. Most people are treated with surgery alone, or with a combination of surgery and radioactive iodine. If you have side effects from treatment, there ...

Can thyroid cancer be treated with surgery?

Make sure you talk to your doctor about how you feel so any changes to your treatment can be made. Surgery often gets rid of thyroid cancer.

Can you recover from thyroid cancer?

Most people recover well from thyroid cancer treatment. But during treatment, you may want to consider a cancer support group. Even with lots of help from family and friends, you might want to check out support groups in your area. One of the main reasons people join is to be with others who face the same type of cancer.

Can thyroid hormone cause cramps?

Most do very well with thyroid hormone therapy. But the key is to find the right dosage for you at all stages of your life. Too much may cause you to have cramps or a rapid heart rate, and to feel hot or sweaty. With too little, you may feel cold and worn out.

Can you massage your eyes after thyroid cancer?

You can gently massage the area, but if that doesn’t help, your doctor may refer you to a specialist for help . Your eyes might not produce as many tears. It may help if you wear your glasses instead of contacts for a few days after each treatment. Most people recover well from thyroid cancer treatment.

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