THYROLAR 25MG

# Levothyroxine 25 mcg ## Short Description Levothyroxine 25 mcg is a **thyroid hormone replacement medicine** used primarily to treat an underactive thyroid, also known as **hypothyroidism**. It contains a synthetic form of thyroxine (T4), a hormone normally produced by the thyroid gland. ## Key Benefits * Helps replace insufficient thyroid hormone * Helps restore normal thyroid hormone levels * Helps manage symptoms associated with hypothyroidism * Supports normal metabolism and energy production * May help improve symptoms such as tiredness, feeling cold and difficulty concentrating when these are caused by low thyroid hormone levels ## Uses / Indications Levothyroxine 25 mcg may be prescribed for: * Hypothyroidism * Thyroid hormone replacement after thyroid surgery * Thyroid hormone replacement following certain thyroid disorders * Certain cases of goiter * Thyroid hormone suppression therapy in selected patients, as directed by a specialist ## How It Works Levothyroxine is a synthetic form of **thyroxine (T4)**, the hormone naturally produced by the thyroid gland. After administration, T4 is converted in the body to the active thyroid hormone triiodothyronine (T3). It replaces or supplements deficient thyroid hormone and helps regulate metabolism, growth and energy use. ## Dosage & Administration * Take Levothyroxine 25 mcg exactly as prescribed by your doctor * It is usually taken **once daily on an empty stomach**, preferably 30–60 minutes before breakfast * Take it with a full glass of water * Take it consistently at the same time each day * Swallow the tablet whole unless your doctor provides different instructions * Do not change the dose based on symptoms alone * Your doctor may adjust the dose based on thyroid blood tests such as TSH * If you miss a dose, take it when you remember unless it is close to the next scheduled dose * Do not take two doses together unless specifically instructed by your doctor ## Side Effects When taken at the appropriate dose, levothyroxine is generally well tolerated. Side effects are more likely when the dose is higher than required. Possible symptoms include: * Increased heartbeat or palpitations * Tremor * Nervousness or anxiety * Difficulty sleeping * Increased sweating * Headache * Increased appetite * Weight loss * Heat intolerance * Diarrhea or stomach discomfort Seek medical attention for severe chest pain, significant or persistent palpitations, severe shortness of breath or other serious symptoms. ## Precautions & Warnings * Take Levothyroxine exactly as prescribed; excessive thyroid hormone can cause symptoms of hyperthyroidism * Tell your doctor if you have heart disease, high blood pressure or an abnormal heart rhythm * Inform your doctor if you have diabetes, adrenal problems or other endocrine disorders * Thyroid blood tests may be required regularly to determine the correct dose * Do not use levothyroxine to treat obesity or for weight loss * Inform your doctor if you become pregnant, as thyroid hormone requirements may change during pregnancy * Do not switch between different levothyroxine products without discussing it with your healthcare professional * Keep the medicine out of reach of children ## Drug Interactions Levothyroxine absorption can be affected by several medicines and supplements. Important examples include: * **Calcium supplements** — may reduce levothyroxine absorption * **Iron supplements** — may reduce absorption * Antacids containing aluminum or magnesium * Sucralfate * Some cholesterol-lowering medicines such as cholestyramine * Certain medicines used for acid reflux or stomach conditions * Some anticonvulsants and other medicines that affect thyroid hormone metabolism Calcium and iron supplements are generally separated from levothyroxine by several hours. Follow your doctor's or pharmacist's specific instructions. ## Storage Information * Store at room temperature according to the product label * Keep the tablets in their original packaging * Protect from moisture, excessive heat and direct sunlight * Keep the container tightly closed * Keep out of reach and sight of children * Do not use after the expiry date * Follow the manufacturer's storage instructions ## Prescription Status Levothyroxine 25 mcg is generally a **prescription medicine**. The dose must be individualized according to thyroid function tests, age, medical conditions and other medicines being taken. ## Genuine Medicine Assurance * Purchase Levothyroxine only from a licensed and reputable pharmacy * Check the medicine name and strength carefully * Verify the batch number, manufacturing information and expiry date * Ensure the packaging and seal are intact * Do not use tablets from damaged or suspicious packaging * Make sure the strength matches your prescription * Purchase medicines from authorized sources * If you suspect a medicine is counterfeit, consult a pharmacist or the appropriate medicine regulatory authority ## Frequently Asked Questions ### What is Levothyroxine 25 mcg used for? Levothyroxine 25 mcg is primarily used to replace thyroid hormone in people with hypothyroidism. ### Is Levothyroxine the same as thyroxine? Levothyroxine is a synthetic form of thyroxine, also known as T4, the main hormone naturally produced by the thyroid gland. ### How should I take Levothyroxine 25 mcg? It is generally taken once daily on an empty stomach, 30–60 minutes before breakfast, with water. Follow your doctor's specific instructions. ### Can Levothyroxine 25 mcg be taken at night? It can sometimes be taken at bedtime, provided it is taken consistently on an empty stomach and sufficiently separated from food and interacting medicines. Follow the schedule recommended by your doctor. ### Can I take calcium with Levothyroxine? Calcium can reduce levothyroxine absorption. It should generally be taken several hours apart from levothyroxine. Ask your doctor or pharmacist for the appropriate interval. ### Can I take iron supplements with Levothyroxine? Iron can reduce levothyroxine absorption. Take iron and levothyroxine separately according to your healthcare professional's instructions. ### Does Levothyroxine cause weight loss? Levothyroxine is not a weight-loss medicine. Correcting hypothyroidism may result in some weight changes related to normalization of thyroid hormone levels, but taking extra levothyroxine for weight loss can be dangerous. ### How long does Levothyroxine take to work? Some symptoms may gradually improve over several weeks. Your doctor may use thyroid blood tests, particularly TSH, to assess whether your dose is appropriate. ### Do I need to take Levothyroxine every day? Yes. For most people with hypothyroidism, levothyroxine is taken daily as long-term thyroid hormone replacement. Do not stop treatment without medical advice. ### What happens if I miss a Levothyroxine dose? Take the missed dose when you remember unless it is nearly time for your next dose. Do not take an extra dose unless your doctor advises you to do so. ### Can Levothyroxine be taken during pregnancy? Yes, levothyroxine is commonly used during pregnancy when medically indicated. Thyroid hormone requirements may change during pregnancy, so regular monitoring and medical supervision are important. ### Can I drink coffee after taking Levothyroxine? Coffee and food can interfere with levothyroxine absorption when taken too soon after the tablet. Taking levothyroxine with water and waiting the recommended period before breakfast can help maintain consistent absorption. ### Why do I need thyroid blood tests while taking Levothyroxine? Blood tests help determine whether your thyroid hormone replacement dose is appropriate and allow your doctor to adjust the dose when necessary. ### Can I change from one brand of Levothyroxine to another? Different products may have differences in absorption. Discuss any brand or formulation change with your doctor, who may recommend repeat thyroid testing. ### Is Levothyroxine an antibiotic? No. Levothyroxine is a thyroid hormone replacement medicine and is not an antibiotic. ## Medical Disclaimer This information is provided for general educational purposes only and is not a substitute for professional medical advice, diagnosis or treatment. The appropriate Levothyroxine dose varies between individuals and should be determined using clinical assessment and thyroid function tests. Always follow your doctor's instructions and read the product label before use. Do not change the dose or stop treatment without medical advice. Seek medical attention for severe chest pain, significant palpitations, severe shortness of breath or other serious symptoms.