The generic name of Eugenol is Levothyroxine Sodium Tablets, which is commonly used in the replacement therapy of hypothyroidism. If the dose is taken in a small amount, it may not completely relieve hypothyroidism, and symptoms such as chills and fatigue may occur. There are individual differences in symptom expression. When hypothyroidism occurs, patients may show symptoms such as chills, fatigue, feeling of swelling in the hands and feet, drowsiness, memory loss, less sweating, joint pain, weight gain, constipation, menstrual disorders in females, or excessive menstruation, infertility, etc. The above symptoms can be relieved by supplementing with the appropriate dose of Levothyroxine Sodium Tablets, or the above symptoms may still exist if the dose is small. Levothyroxine Sodium Tablets should be used under medical supervision, do not blindly adjust the dose by yourself.