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Thyroid Disorders

The thyroid sets the pace of the body’s metabolism. An underactive or overactive thyroid is common, easy to diagnose with a blood test, and well controlled with daily treatment.

Diagnosed by a TSH blood test Levothyroxine: one tablet a day Plan pregnancy with your doctor

Reviewed September 2026 · For information, not diagnosis

A journal and pen beside a cup of herbal tea
On this page Urgent warning signs What the thyroid does Under- vs overactive Tests Treatment that works Thyroid and pregnancy The homeopathic approach What the research says Remedies discussed Find a homeopath Sources

🚨 Get urgent medical help if

  • You take carbimazole, methimazole (thiamazole) or propylthiouracil and develop a sore throat, fever or mouth ulcers — stop the tablet and get a blood count the same day; these drugs can rarely wipe out white blood cells
  • Known overactive thyroid with high fever, a very fast or irregular heartbeat, agitation, confusion or vomiting (thyroid storm)
  • An older person with known underactive thyroid who becomes very cold, slow, drowsy or confused
  • A lump in the neck that grows quickly, or causes difficulty breathing or swallowing, or a hoarse voice that does not settle

In India call 112 for emergencies or 108 for an ambulance, or go to the nearest hospital emergency department. Do not wait to see whether a remedy works.

What the thyroid does

The thyroid is a butterfly-shaped gland in the front of the neck. It makes the hormones T4 and T3, which set how fast the body uses energy — affecting heart rate, temperature, weight, bowels, mood, periods and fertility. The pituitary gland in the brain controls it with TSH (thyroid-stimulating hormone): when thyroid hormone is low, TSH rises, and when it is high, TSH falls.

Thyroid disorders are common in India, especially in women. The most common cause of an underactive thyroid is Hashimoto’s thyroiditis, in which the immune system slowly damages the gland. The most common cause of an overactive thyroid is Graves’ disease. Iodine deficiency, once widespread, has fallen since salt was iodised, but goitre (enlargement) and thyroid nodules remain common.

Underactive or overactive?

Symptoms of underactive and overactive thyroid
Underactive (hypothyroidism)Overactive (hyperthyroidism)
Tiredness, slowness, low moodAnxiety, irritability, poor sleep
Weight gain, feeling coldWeight loss despite good appetite, feeling hot and sweaty
Constipation, dry skin, hair thinningLoose stools, tremor, muscle weakness
Heavy or irregular periods, difficulty conceivingLight or absent periods
Slow pulse, puffy face, hoarse voiceFast or irregular heartbeat (palpitations)
Raised cholesterolBulging or gritty eyes (Graves’ disease)

Symptoms develop gradually and overlap with many other conditions, so a blood test is the only way to know. Subclinical hypothyroidism — a mildly raised TSH with a normal T4 — often needs monitoring rather than treatment, except in pregnancy or when TSH is clearly high.

Tests

  • TSH — the main screening test.
  • Free T4 (and sometimes T3) — confirms and measures the problem.
  • Thyroid antibodies (anti-TPO, TSH-receptor antibodies) — show an autoimmune cause.
  • Ultrasound of lumps and nodules; a fine-needle biopsy for suspicious ones.

High-dose biotin supplements can distort thyroid blood results; stop them a few days before the test.

Treatment that works

Underactive thyroid

  • Levothyroxine replaces the missing hormone. It is identical to the body’s own T4.
  • Take it once a day on an empty stomach, 30–60 minutes before breakfast or tea, and at least 4 hours apart from calcium or iron tablets.
  • TSH is rechecked 6–8 weeks after any dose change, then yearly once stable.
  • Treatment is usually lifelong, because the gland does not recover. Symptoms return if it is stopped.

Overactive thyroid

  • Antithyroid tablets (carbimazole or thiamazole) reduce hormone production; a course of 12–18 months puts some people with Graves’ disease into lasting remission.
  • Beta-blockers such as propranolol ease tremor and palpitations quickly.
  • Radioactive iodine or surgery give a permanent cure, usually followed by levothyroxine.

Thyroid and pregnancy

A baby depends on the mother’s thyroid hormone for brain development in early pregnancy. Untreated hypothyroidism raises the risk of miscarriage and can affect the child’s development; untreated hyperthyroidism is also risky for mother and baby.

  • If you take levothyroxine and become pregnant, contact your doctor straight away — the dose usually needs to go up early in pregnancy.
  • If you have an overactive thyroid and are planning pregnancy, discuss it first: the choice of antithyroid tablet changes around conception and the first trimester.
  • Thyroid function is checked every few weeks during pregnancy.

The homeopathic approach

A homeopath considers the whole symptom picture — energy, weight, temperature, periods, mood and constitution — and chooses a remedy. Some people use homeopathy alongside thyroid treatment for symptoms that persist.

Using homeopathy safely with thyroid disease

  • Do not stop or reduce levothyroxine or antithyroid tablets. Only blood tests show whether the thyroid is controlled; feeling better is not a reliable guide.
  • In pregnancy, or when planning one, thyroid treatment must not be interrupted.
  • Thyroidinum is prepared from animal thyroid gland; in low potencies it may contain thyroid hormone. Avoid it unless your doctor knows.
  • Keep having TSH checks at the usual intervals.

What the research says

There are no good-quality controlled trials showing that homeopathic remedies restore normal thyroid function or can replace levothyroxine or antithyroid treatment.

More broadly, the largest independent assessment — the Australian National Health and Medical Research Council’s 2015 review of 176 studies — found no reliable evidence that homeopathy is effective for any health condition, and advised against using it for conditions that are chronic, serious or could become serious. People often do feel better after a long, unhurried homeopathic consultation; in one controlled trial in rheumatoid arthritis, the benefit came from the consultation rather than the remedy.

In practice: if you choose homeopathy, use it alongside the care described on this page, not instead of it — and tell each practitioner what the other has prescribed. More on the research →

Remedies a homeopath may discuss

These are the traditional descriptions (“keynotes”) from the homeopathic materia medica, listed so you recognise names a practitioner may mention. They are not evidence that a remedy works and not a guide to self-treatment. Homeopaths choose one remedy for the whole person rather than by diagnosis.

Calcarea Carbonica
Oyster shell

Described for chilly, sluggish people who gain weight easily and sweat on the head.

Iodum
Iodine, diluted

Described for warm, restless, hungry people who lose weight despite eating.

Lycopodium
Club moss

Described for low confidence, bloating and a craving for sweets.

Sepia
Cuttlefish ink

Described for exhaustion, indifference and irregular periods in women.

Natrum Muriaticum
Common salt

Described for palpitations and weight loss after grief, in reserved people.

Lachesis
Bushmaster snake venom, diluted

Described for intolerance of anything tight around the neck, with hot flushes.

Spongia Tosta
Roasted sea sponge

Traditionally described for goitre with a feeling of fullness in the throat.

Thyroidinum
Animal thyroid gland

Described for thyroid symptoms generally; low potencies may contain active hormone.

Find a homeopath

If you would like to try homeopathy, see a registered homeopathic doctor (BHMS or MD (Hom)) who will take a full history, knows your other treatment and will tell you when you need a medical specialist. Take your prescriptions and recent test reports with you.

No homeopaths have a profile on NeedsDoctor yet, so we cannot suggest one here. Choosing a homeopath explains how to check a practitioner’s qualifications and registration.

Are you a homeopathic doctor? Create your profile so readers of this page can find you.

Sources

  1. Underactive thyroid (hypothyroidism) — NHS
  2. Overactive thyroid (hyperthyroidism) — NHS
  3. Levothyroxine — NHS
  4. Homeopathy (includes the NHMRC 2015 findings: 57 systematic reviews, 176 studies) — US National Center for Complementary and Integrative Health
  5. Homeopathy (summarises the NHMRC 2015 review and its advice) — Better Health Channel, Victoria State Government
  6. Brien S et al. Homeopathy has clinical benefits in rheumatoid arthritis patients that are attributable to the consultation process but not the homeopathic remedy. Rheumatology 2011 — PubMed 21076131

This page is general information, reviewed September 2026. It is not a diagnosis and does not replace a consultation. Do not stop or change a prescribed medicine without talking to the doctor who prescribed it. In an emergency in India call 112 (ambulance 108).