Levothyroxine can be used to deal with 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 physical activity. In children, having enough thyroid hormone is important for normal mental and development that is physical.
This medicine can also be utilized to treat other styles of thyroid disorders (such as certain types of goiters, thyroid cancer).
This medication should not be employed to treat infertility unless it is caused by low thyroid hormone levels.
Take this medication by mouth as directed by your physician, usually when daily on an empty stomach, 30 minutes to 1 hour before breakfast. Take this medication with a glass that is full of unless your medical practitioner 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 small children) should make use of the tablet type of the medication.
For babies or children who cannot ingest tablets that are whole crush the tablet and mix in 1 to 2 teaspoons (5 to 10 milliliters) of water, and give using a spoon or dropper immediately. Do not prepare a supply in advance or mix the tablet in soy infant formula. Consult with your pharmacist to learn more.
Dosage is dependant on your age, fat, medical condition, laboratory test outcomes, and response to treatment.
Use this medicine regularly to get the most benefit from it. To help you remember, take it at the same time each day.
Do not stop taking this medicine without very first consulting with your medical practitioner. Thyroid replacement treatment is normally taken for life.
You will find different brands of levothyroxine available. Do not change brands without first consulting your doctor or pharmacist.
Certain medications (such as for instance cholestyramine, colestipol, colesevelam, antacids, sucralfate, simethicone, iron, sodium polystyrene sulfonate, calcium supplements, orlistat, sevelamer, and others) can reduce the level of thyroid hormones that is consumed by your body. From this medication by at least 4 hours if you are taking any of these drugs, separate them.
Symptoms of low thyroid hormone amounts include tiredness, muscle aches, constipation, dry skin, fat gain, slow heartbeat, or sensitivity to cold. Tell your medical practitioner if your condition worsens or persists after many weeks of taking this medicine.
Hair loss might 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 pharmacist or doctor immediately.
Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have side that is serious.
Tell your doctor appropriate away if any of these not likely but serious effects of high thyroid hormone levels occur: increased sweating, sensitiveness to heat up, mental/mood changes (such as nervousness, mood swings), tiredness, diarrhoea, shaking (tremor), headache, shortness of breath.
Get medical help right away if any of these rare but severe results of high thyroid hormone amounts occur: chest pain, fast/pounding/irregular heartbeat, swelling hands/ankles/feet, seizures.
An extremely serious allergic reaction to this drug is rare. However, get help that is medical away if you observe any symptoms of a serious sensitive reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
This is not a list that is complete of side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the usa -
Phone your medical practitioner for medical advice about side effects. You'll report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.
In Canada - Phone your doctor for medical advice about side effects. You may possibly report effects that are side wellness Canada at 1-866-234-2345.
Before taking levothyroxine, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergy symptoms or other dilemmas. Talk to your pharmacist for lots more details.
Before by using this medication, tell your doctor or pharmacist your medical history, especially of: increased thyroid hormones (thyrotoxicosis), reduced gland that is adrenal, heart illness (such as coronary artery condition, irregular heartbeat), hypertension, diabetic issues.
Before having surgery, tell your doctor or dentist about all the products you employ (including prescription drugs, nonprescription drugs, and herbal products).
Present information shows that this drug may be used during pregnancy. Tell your doctor if you are pregnant because your dose might have to be modified.
Levothyroxine passes into breast milk but is unlikely to harm a medical baby. Consult with your doctor before breast-feeding.
Airmail: 2-3 business weeks, EMS: 3-8 business days.
Airmail: 2-3 business weeks, EMS: 3-8 business days.