Learn more about usage, cautions, and possible side effects .
Chemical Name: DOXYCYCLINE (dox-i-SYE-kleen)
This medicine is an enzyme suppressor used along with dental procedures in the treatment of adult periodontitis.
Some medicines or medical conditions may interact with this medicine. INFORM YOUR DOCTOR OR PHARMACIST of all prescription and over-the-counter medicine that you are taking. DO NOT TAKE THIS MEDICINE if you are also taking penicillin antibiotics. ADDITIONAL MONITORING OF YOUR DOSE OR CONDITION may be needed if you are taking vitamins/minerals (e.g., magnesium, aluminum, calcium, iron, zinc), quinapril, didanosine, antacids, sucralfate, bismuth subsalicylate, anticoagulants, barbiturates, birth control pills, or medicine for seizures. Inform your doctor of any other medical conditions, allergies, pregnancy, or breast-feeding. Use of this medicine in children under 8 years old is not recommended. Discuss with your doctor the risks and benefits of giving this medicine to your child.
Follow the directions for using this medicine provided by your doctor. TAKE THIS MEDICINE ON AN EMPTY STOMACH at least 1 hour before or 2 hours after eating. TAKE THIS MEDICINE with a full glass (8 oz./240 ml) of water. DO NOT LIE DOWN for 30 minutes after taking this medicine. Certain medicines may bind with doxycycline preventing its full absorption. To avoid this problem, take doxycycline 2-3 hours before or after taking any medicines containing magnesium, aluminum, calcium, iron, or zinc. Some examples include quinapril, didanosine, vitamins/minerals, antacids, sucralfate, and bismuth subsalicylate. STORE THIS MEDICINE at room temperature between 59 and 86 degrees F (15 and 30 degrees C), away from heat and light. CONTINUE TO TAKE THIS MEDICINE even if you feel well. Do not miss any doses. IF YOU MISS A DOSE OF THIS MEDICINE, take it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.
DO NOT EXCEED THE RECOMMENDED DOSE without checking with your doctor. KEEP ALL DOCTOR AND LABORATORY APPOINTMENTS while you are using this medicine. BEFORE YOU HAVE ANY MEDICAL OR DENTAL TREATMENTS, EMERGENCY CARE, OR SURGERY, tell the doctor or dentist that you are using this medicine. THIS MEDICINE MAY CAUSE increased sensitivity to the sun. Avoid exposure to the sun, sunlamps, or tanning booths until you know how you react to this medicine. Use a sunscreen or protective clothing if you must be outside for a prolonged period. IF YOU EXPERIENCE difficulty breathing; tightness of chest; swelling of eyelids, face, or lips; or if you develop a rash or hives, tell your doctor immediately. Do not take any more doses of this medicine unless your doctor tells you to do so. BEFORE YOU BEGIN TAKING ANY NEW MEDICINE, either prescription or over-the-counter, check with your doctor. This includes any medicines that contain bismuth. FOR WOMEN: TAKING THIS MEDICINE while you are using birth control pills may decrease the effectiveness of the birth control pills. Use an additional form of birth control while you are taking this medicine. THIS MEDICINE HAS BEEN SHOWN TO CAUSE HARM to the human fetus. IF YOU PLAN ON BECOMING PREGNANT, discuss with your doctor the benefits and risks of using this medicine during pregnancy. THIS MEDICINE IS EXCRETED IN BREAST MILK. DO NOT BREAST-FEED while taking this medicine.
SIDE EFFECTS that may occur while taking this medicine include diarrhea, nausea, sensitivity to sunlight, or stomach upset. If they continue or are bothersome, check with your doctor. CHECK WITH YOUR DOCTOR AS SOON AS POSSIBLE if you experience decreased urination; dark urine; yellowing of the skin or eyes; fever, chills, or sore throat; unusual tiredness; severe or persistent headache; throat irritation; or vaginal irritation or discharge. CONTACT YOUR DOCTOR IMMEDIATELY if you experience bloody stools; severe diarrhea; stomach pain or cramps; unusual bruising or bleeding; vision changes; swelling of your hands, legs, face, lips, eyes, or throat; trouble swallowing; or hoarseness. An allergic reaction to this medicine is unlikely, but seek immediate medical attention if it occurs. Symptoms of an allergic reaction include hives, itching, swelling, severe dizziness, or trouble breathing. If you notice other effects not listed above, contact your doctor, nurse, or pharmacist. This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your healthcare provider. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Drug interactions can result in unwanted side effects or prevent a medicine from doing its job. Use our drug interaction checker to find out if your medicines interact with each other. Check drug interactions
If overdose is suspected, contact your local poison control center or emergency room immediately.
DO NOT SHARE THIS MEDICINE with others for whom it was not prescribed. DO NOT USE THIS MEDICINE for other health conditions. KEEP THIS MEDICINE out of the reach of children. IF USING THIS MEDICINE FOR AN EXTENDED PERIOD OF TIME, obtain refills before your supply runs out.