Doxycycline tablets for the treatment of ureaplasma urealyticum should be about 14 days for a course of treatment, the specific how long to take, according to the individual disease. Doxycycline tablets belong to tetracycline antibiotics, antibacterial spectrum and tetracycline is basically the same, doxycycline tablets in vivo and external antibacterial power than tetracycline, taking 14 days for a course of treatment. If after 14 days of taking the drug, there are still isolated ureaplasma urealyticum, you can continue to use a second course of treatment. It is recommended to take it orally half an hour after meals to reduce gastrointestinal discomfort. Do not consume milk or dairy products at the same time while taking doxycycline tablets, do not take it at the same time with antacid medications and medications containing polyvalent metals such as magnesium, iron, calcium and aluminum. Side effects of the medication are nausea, vomiting and other digestive symptoms, with symptoms of enteritis being less common. All tetracyclines can cause photosensitive dermatitis, among other things. Doxycycline tablets for the treatment of urea urea protozoa specific how long to take, must be by the doctor according to the specific condition, to develop individualized diagnosis and treatment plan, so as not to delay the condition.