Levothyroxine Tablets

Formulated to support hormone replacement, intended to address thyroid hormone deficiency and to support metabolic balance.

Strengths: 25 · 50 · 75 · 100 · 125 · 200mcg

Thyroid Health icon Thyroid Health Levothyroxine icon Levothyroxine

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Medicine details

Conditions
Alternative names

Eltroxin

Therapeutic class

Thyroid hormone

Pharmacological class

Thyroid hormone

Minor side effects

headache; nervousness; palpitations

Moderate side effects

weight loss; tremor; excessive sweating

Dosage forms

Tablet

Administration route

Oral use

Prescription status

POM

Manufacturer

GSK

Onset Time

1–2 weeks

Duration

long-acting

Storage instructions

Store at room temperature, protected from light and moisture.

Drug interactions

calcium carbonate; iron salts; orlistat

Age restrictions

Suitable for all ages, adjust dose based on weight.

Contraindications

hypersensitivity to levothyroxine; thyrotoxicosis; uncorrected adrenal insufficiency

Precautions and warnings

regular blood monitoring recommended; use with caution in patients with cardiovascular disease; monitor thyroid function tests frequently

Serious side effects

angina pectoris — requires immediate medical attention; cardiac arrhythmia — requires immediate medical attention

Patient summary

Formulated to support hormone replacement, intended to address thyroid hormone deficiency and to support metabolic balance.

Mechanism of action

Levothyroxine replaces the natural hormone thyroxine (T4) produced by the thyroid gland, which is converted in the body to triiodothyronine (T3), regulating metabolism and organ function.

Pregnancy and breastfeeding

Pregnancy: Safe to use; requirement for hormone may increase during pregnancy. Breastfeeding: Safe as it is secreted into milk in minimal amounts.

Levothyroxine Tablets

Formulated to support hormone replacement, intended to address thyroid hormone deficiency and to support metabolic balance.

Editorial Notes

  • Active ingredient(s): Levothyroxine
  • Listed indication(s): Hypothyroidism, Thyroid-stimulating Hormone Suppression

Usually available as

  • 200 tablets - 25 mcg1211-25-mcg-14364
  • 200 tablets - 75 mcg1211-75-mcg-14374
  • 200 tablets - 100 mcg1211-100-mcg-14368