Levothyroxine

Is the synthetic form of the hormone thyroxine (t4), which is naturally produced by the thyroid gland.

Hypothyroidism (underactive thyroid)

Thyroid cancer after surgery or radioactive iodine treatment

Goiter (enlarged thyroid gland) in some cases

Certain types of pituitary tumors

Lethyrox 75mcg 100s Tab (Levothyroxine) replaces the thyroid hormone that your body is not producing enough of. It helps regulate metabolism, heart rate, body temperature, and other important bodily functions.

Store levothyroxine at room temperature, away from heat and moisture. Keep it in its original container. Do not crush, break, or chew levothyroxine tablets.

Dosage is individualized based on the severity of your condition and your response to treatment.

Levothyroxine is usually taken once daily, on an empty stomach, at least 30-60 minutes before breakfast.

Do not switch brands of levothyroxine without consulting your doctor.

Take levothyroxine exactly as prescribed by your doctor. Do not stop taking it without talking to your doctor.

Headache

Dizziness

Hair loss

Weight loss

Increased appetite

Insomnia

Rapid heartbeat

Tremors

Anxiety

Nervousness

Bone pain

Muscle cramps

Changes in menstrual periods

Alcohol Consumption

Alcohol consumption may interfere with the absorption of levothyroxine. It is recommended to avoid alcohol while taking this medication.



While Driving or operating Machinery

Levothyroxine may cause dizziness or drowsiness. Avoid driving or operating machinery until you know how this medication affects you.



Pregnant & Breastfeeding Women

Levothyroxine is considered safe for use during pregnancy and breastfeeding. However, it is crucial to discuss your medication use with your doctor during these periods.



Children

Levothyroxine is used to treat hypothyroidism in children. Dosage is carefully adjusted based on age and weight.



Kidney

Levothyroxine is not known to be significantly affected by kidney function.



Liver

Levothyroxine is not known to be significantly affected by liver function.

https://www.mayoclinic.org/diseases-conditions/hypothyroidism/symptoms-causes/syc-20350319

https://www.ncbi.nlm.nih.gov/pubmed/10429335

https://www.drugs.com/levothyroxine.html