Thyroxine (150mcg)

Thyroxine (150mcg) — Uses and Benefits

This medicine is mainly used to treat an underactive thyroid gland (hypothyroidism), a condition where the body does not produce enough thyroid hormone naturally.

WHAT THIS MEDICINE IS USED FOR

• Treating hypothyroidism (low thyroid hormone levels)
• Managing thyroid hormone replacement after thyroid surgery or radioactive iodine treatment
• Suppressing TSH levels in certain thyroid conditions, as directed by a doctor

HOW IT WORKS

• It replaces the natural thyroid hormone (thyroxine) that the body is not producing enough of
• This helps restore normal metabolism, energy levels, and body functions controlled by thyroid hormone

WHAT IT IS NOT USED FOR

• It is not used to treat an overactive thyroid (hyperthyroidism)
• It is not a weight-loss medicine and should not be used for that purpose
• It is not meant for occasional or as-needed use; it is a long-term daily therapy

How to Use Thyroxine (150mcg)

HOW TO TAKE IT

• Take exactly as prescribed by your doctor, usually once daily
• Take on an empty stomach, preferably in the morning, at least 30-60 minutes before breakfast
• Swallow the tablet with a full glass of water
• Take it at the same time every day for consistent effect
• Avoid taking it close to calcium, iron supplements, or antacids, as they can reduce absorption

IF YOU MISS A DOSE

• Take it as soon as you remember on the same day
• If it is almost time for the next dose, skip the missed one and continue your normal schedule
• Do not take a double dose to make up for a missed one
• If you miss doses frequently, inform your doctor

STORAGE

• Store at room temperature, away from heat and moisture
• Keep in original packaging, protected from light
• Keep out of reach of children
• Do not use after the expiry date printed on the pack

Thyroxine (150mcg) — Side Effects

COMMON SIDE EFFECTS

• Headache
• Mild hair loss (usually temporary, in early treatment)
• Sweating
• Difficulty sleeping

LESS COMMON SIDE EFFECTS

• Weight changes
• Menstrual irregularities
• Diarrhoea or stomach upset
• Nervousness or irritability

SERIOUS SIDE EFFECTS — STOP AND SEE A DOCTOR IMMEDIATELY

• Chest pain or palpitations
• Rapid or irregular heartbeat
• Severe shortness of breath
• Signs of allergic reaction such as rash, swelling of face or throat, or difficulty breathing
• Excessive tremors, high fever, or extreme restlessness (signs of too much thyroid hormone)

This is not a complete list. Report any unusual or persistent symptom to your doctor or pharmacist.

Thyroxine (150mcg) — Safety Information and Precautions

This medicine is available only with a doctor's prescription in India.

DO NOT TAKE THIS MEDICINE IF YOU

• Are allergic to thyroxine or any ingredient in the tablet
• Have untreated adrenal gland insufficiency
• Have an untreated overactive thyroid (thyrotoxicosis)
• Have had a recent heart attack, unless advised by a doctor

TELL YOUR DOCTOR BEFORE STARTING IF YOU

• Have heart disease, high blood pressure, or irregular heartbeat
• Have diabetes, as dose adjustments of diabetes medicines may be needed
• Are pregnant, planning pregnancy, or breastfeeding
• Have osteoporosis or weak bones
• Are elderly, as lower starting doses may be needed

MEDICINES THAT CAN INTERACT

• Blood thinners like warfarin
• Diabetes medicines including insulin
• Calcium or iron supplements and antacids
• Certain antidepressants and anti-seizure medicines
• Oral contraceptives or hormone therapy

FREQUENTLY ASKED QUESTIONS

Can I stop this medicine once I feel better?

No, hypothyroidism usually needs lifelong treatment; stopping suddenly can cause symptoms to return.

Does this medicine cause weight loss?

No, it only corrects hormone deficiency and should not be used purely for weight loss.

How soon will I feel better after starting this medicine?

• Most people notice improvement in a few weeks, but full benefit may take several weeks to months.
• Doctor ya pharmacist se salah lein.