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Medicine details

Conditions: Hypothyroidism
Alternative names: Tertroxin
Therapeutic class: Thyroid Hormone
Pharmacological class: Thyroid Hormone Analog
Minor side effects: headache; nausea; tremor
Moderate side effects: insomnia; tachycardia; sweating
Dosage forms: Tablet
Administration route: Oral use
Prescription status: POM
Manufacturer: Mercury Pharma
Onset Time: 24–72 hours
Duration: 24–48 hours
Storage instructions: Store in a cool, dry place away from light.
Drug interactions: blood glucose lowering drugs; warfarin; cardiac glycosides
Age restrictions: Not recommended for children unless indicated by a specialist.

Contraindications

hypersensitivity to liothyronine; untreated thyrotoxicosis; adrenal insufficiency

Precautions and warnings

use with caution in elderly patients; monitor cardiac function; avoid in patients with cardiovascular disease

Serious side effects

arrhythmia — requires immediate medical attention; angina pectoris — requires immediate medical attention; myocardial infarction — requires immediate medical attention

Patient summary

formulated to alleviate symptoms of hormone deficiency, utilizing synthetic thyroid hormone to manage metabolic levels and restore physiological balance.

Mechanism of action

This medicine acts directly on cellular metabolic processes, mimicking the hormone produced by the thyroid gland to support healthy metabolism, growth, and development throughout the body tissues.

Pregnancy and breastfeeding

Pregnancy: Use with caution as requirements may change. Breastfeeding: Excreted in breast milk; monitor infants closely.

Cytomel

formulated to alleviate symptoms of hormone deficiency, utilizing synthetic thyroid hormone to manage metabolic levels and restore physiological balance.

Editorial Notes

Active ingredient(s): Liothyronine
Listed indication(s): Hypothyroidism