Severe Side Effects: Tegretol may cause wheezing, shortness of breath, swollen or painful glands and severe joint or bone pain. Swelling in the hands and feet is also possible. Tegretol may also cause your skin to be more sensitive to sunlight and UV rays. Wear sunscreen and appropriate clothing to limit your exposure.
Moderate Side Effects: Headache, blurred vision, vomiting, diarrhea and stomach pain are possible side effects. Muscle cramps in the legs, drowsiness or feelings of unsteadiness may also occur. Skin rashes, hives and white patchy areas on the skin should be reported to your physician if they become severe.
Mild Side Effects: Mild side effects of Tegretol include dry mouth, ringing in the ears and darkening of the urine. Tegretol can also decrease the effectiveness of the body's immune system. This will make the body more susceptible to infection and may increase the severity of wounds or injuries.