Cytomel

Cytomel (liothyronine sodium) is a thyroid medication that replaces or adds to the natural T3 hormone your body normally makes. It’s used to treat underactive thyroid (hypothyroidism), helping you feel more energetic, focused, and balanced.

Benefits

• Boosts energy and reduces tiredness caused by low thyroid levels
• Supports healthy metabolism and body temperature
• May improve mood, focus, and overall well-being
• Sometimes used in thyroid cancer treatment or testing
• Can be helpful when other thyroid medicines alone aren’t enough

Dosage

• Your doctor will start you on a low dose, usually 25 mcg once a day
• The dose may be adjusted based on how you feel and your blood test results
• Take it once daily, at the same time each day
• Can be taken with or without food
• Always follow your doctor’s instructions carefully

Warnings and Precautions

• This is not a weight loss medicine — taking too much can be dangerous
• Tell your doctor if you have heart problems, high blood pressure, or diabetes
• Your thyroid levels need to be checked regularly
• Let your doctor know if you’re pregnant or breastfeeding — your dose might need changes
• May interact with some medicines — always share your full medication list with your doctor

How to Use

• Take your tablet at the same time each day
• Don’t stop taking it suddenly — talk to your doctor first
• If you miss a dose, take it as soon as you remember, unless it’s close to your next dose
• Keep going to your regular blood tests and check-ups

Storage

• Store at room temperature, in a dry place away from sunlight
• Keep the bottle tightly closed
• Keep out of reach of children

Side Effects

• Mild: feeling nervous, sweaty, shaky, trouble sleeping, increased appetite
• More serious: fast or irregular heartbeat, chest pain, shortness of breath — contact a doctor right away
• Allergic reactions are rare but serious: swelling, rash, or difficulty breathing — get medical help immediately