*This statement summarizes the third USPSTF recommendations for screening for chlamydial infection and the supporting scientific evidence, and it updates the 1995 recommendations contained in the Guide to Clinical Preventive Services, second edition (1).
What are the possible side effects of levothyroxine (Levothroid, Levoxyl, Synthroid, Tirosint, Unithroid)? Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat. Call your doctor at once if you have a serious side effect such as: headache;
Studies have shown that long-term use of levothyroxine may lead to an increased risk for osteoporosis, particularly in those that are already at risk for developing the condition. The rates of femur fractures are larger in those using thyroid therapy than those that do not, especially in women.evothyroxine is a drug that is used to treat a sluggish thyroid or hypothyroidism. Levothyroxine is used to stimulate an underactive thyroid, or hypothyroidism.