Levothyroxine is used to treat an underactive thyroid (hypothyroidism). It replaces or provides more thyroid hormone, which is normally produced by the thyroid gland. Low thyroid hormone levels can occur naturally or when the thyroid gland is injured by radiation/medications or removed by surgery. Having enough thyroid hormone is important for maintaining normal mental and activity that is physical. In kids, having enough thyroid hormone is important for normal mental and development that is physical.
This medication is also used to take care of other types of thyroid disorders (such as for instance certain kinds of goiters, thyroid cancer).
This medicine ought not to be used to treat infertility unless it is caused by low thyroid hormones levels.
Take this medicine by mouth as directed by your doctor, usually once daily on an empty stomach, 30 minutes to 1 hour before breakfast. Take this medication with a full glass of water unless your doctor directs you otherwise.
It whole if you are taking the capsule form of this medication, swallow. Do not split, crush, or chew. People who cannot swallow the capsule whole (such as infants or children that are small should use the tablet form of the medication.
For infants or children who cannot swallow whole tablets, crush the tablet and mix in 1 to 2 teaspoons (5 to 10 milliliters) of water, and give using a spoon or dropper right away. Do not prepare a supply in advance or mix the tablet in soy infant formula. Consult your pharmacist for more information.
Dosage is situated in your age, weight, medical condition, laboratory test outcomes, and response to treatment.
Use this medication regularly so that you can get the benefit that is most from it. To help you remember, take it at the same time each day.
Usually do not stop taking this medication without first consulting together with your doctor. Thyroid replacement treatment is often taken for life.
There vary brands of levothyroxine available. Do not change brands without first consulting your pharmacist or doctor.
Certain medications (such as cholestyramine, colestipol, colesevelam, antacids, sucralfate, simethicone, iron, salt polystyrene sulfonate, calcium supplements, orlistat, sevelamer, among others) can decrease the total amount of thyroid hormones that is absorbed by your body. If you are taking any of these drugs, separate them from this medication by at least 4 hours.
Symptoms of low thyroid hormone levels consist of tiredness, muscle aches, constipation, dried-out skin, fat gain, slow heartbeat, or sensitivity to cold. Tell your physician if your trouble worsens or persists after a few weeks of taking this medicine.
Hair loss may occur during the first few months of treatment. This effect is usually temporary as your body adjusts to this medication. If this effect persists or worsens, tell your doctor or pharmacist immediately.
Remember that your doctor has prescribed this medication she has judged that the benefit to you is greater than the risk of adverse effects because he or. Many people using this medication do not have serious adverse effects.
Inform your doctor right away if some of these unlikely but serious effects of high thyroid hormones amounts happen: increased sweating, sensitivity to heat, mental/mood changes (such as nervousness, mood swings), tiredness, diarrhea, shaking tremor that is(, hassle, shortness of breath.
Get medical help right away if any of these rare but serious aftereffects of high thyroid hormone levels occur: chest pain, fast/pounding/irregular heartbeat, inflammation hands/ankles/feet, seizures.
A very severe reaction that is allergic this drug is rare. However, get help that is medical away if you observe any apparent symptoms of a significant allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
It is not a complete list of possible side effects. If you notice other effects not listed above, contact your pharmacist or doctor.
In the usa -
Call your physician for medical advice about negative effects. You may report effects that are side FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.
In Canada - Call your doctor for medical advice about unwanted effects. You may report effects that are side Health Canada at 1-866-234-2345.
Before taking levothyroxine, tell your medical practitioner or pharmacist if you have any other allergies if you are allergic to it; or. This product may contain inactive ingredients, which can cause allergic responses or other problems. Speak to your pharmacist to get more details.
Before using this medicine, tell your physician or pharmacist your medical history, specially of: increased thyroid hormones (thyrotoxicosis), decreased gland that is adrenal, cardiovascular illnesses (such as for instance coronary artery disease, irregular heartbeat), high blood pressure, diabetes.
Before having surgery, tell your medical professional or dentist about all the merchandise you use (including prescribed drugs, nonprescription drugs, and herbal services and products).
Current information demonstrates that this drug may be used during pregnancy. Tell your doctor if you are pregnant because your dose might must be adjusted.
Levothyroxine passes into breast milk it is not likely to harm a nursing infant. Consult your physician before breast-feeding.
Airmail: 2-3 business weeks, EMS: 3-8 business days.
Airmail: 2-3 business weeks, EMS: 3-8 business days.