Thyroid Hormone Tablet 0.112 mg (Levothyroxine Sodium Hydrate)

Adult dose

Adults: The usual dose of levothyroxine sodium is 25-400㎍ orally once daily. The usual initial dose is 25-100㎍, and the maintenance dose is 100-400㎍. Adjust the dose appropriately according to age and symptoms.

This medication should not be used by individuals with normal thyroid function for weight loss purposes. Particularly, taking it with sympathomimetic amines that suppress appetite may lead to severe toxicity. Patients with acute myocardial infarction, myocarditis, severe angina pectoris, heart failure with tachycardia, hyperthyroidism, adrenal insufficiency, those with a history of hypersensitivity to this medication, should not take it. Patients with lactose intolerance or certain genetic disorders should also avoid this medication. Patients with hypertension, angina pectoris, cardiovascular disease, adrenal cortical insufficiency, diabetes, elderly individuals, patients with severe or prolonged hypothyroidism, and those allergic to Tartrazine (yellow No. 4) should use this medication with caution. Overdosing this medication may cause various side effects such as palpitations, arrhythmias, insomnia, headaches, vomiting, diarrhea, muscle pain, skin rash, etc. If these symptoms occur, immediately stop taking the medication and consult a healthcare professional. Patients with hypothyroidism should start with a small dose and gradually increase it, while patients with diabetes or cardiovascular diseases should be cautious of symptom exacerbation during treatment. This medication may interact with various drugs; therefore, it should be used under careful supervision, especially with anticoagulants, sympathomimetics, cardiac glycosides, hypoglycemics, antacids, anticonvulsants, estrogens, and propranolol. During pregnancy, it has not been reported to pose significant risks to the fetus, so treatment is not discontinued; however, caution is needed during breastfeeding. In children, early diagnosis and treatment are crucial, as excessive treatment may negatively affect growth. Elderly individuals should start with a lower dose and increase it gradually due to decreased physical function. Taking this medication can affect thyroid function test results, so inform the healthcare professional of any medications being taken before testing. In case of overdose, appropriate emergency care, such as inducing vomiting, gastric lavage, oxygen supply, or administering beta-blockers, is necessary. Caution is required when taking this medication or similar medications, as serious side effects such as heart failure or shock may occur.

• Palpitations
• increased pulse rate
• arrhythmia
• angina
• elevated pulse pressure
• tremors
• insomnia
• headache
• dizziness
• sweating

This medication is sensitive to light, so it should be stored in a tightly closed container that does not allow light in. The storage temperature should be maintained between 1 and 30 degrees Celsius.

Appearance

Pale yellow-pink round tablets

Package unit

100 tablets/bottle