Prescription Doxycycline Drug InformationBefore taking doxycycline,tell your doctor and pharmacist if you are allergic to doxycycline, minocycline, tetracycline, sulfites (for doxycycline syrup only), or any other medications. Tell your doctor and pharmacist what prescription and nonprescription medications you are taking, especially antacids, anticoagulants ('blood thinners') such as warfarin (Coumadin), carbamazepine (Tegretol), penicillin, phenobarbital, phenytoin (Dilantin), and vitamins. Doxycycline decreases the effectiveness of some oral contraceptives; another form of birth control should be used while taking this drug. Be aware that antacids, calcium supplements, iron products, and laxatives containing magnesium interfere with doxycycline, making it less effective. Take doxycycline 1 hour before or 2 hours after antacids (including sodium bicarbonate), calcium supplements, and laxatives containing magnesium. Take doxycycline 2 hours before or 3 hours after iron preparations and vitamin products that contain iron.tell your doctor if you have or have ever had diabetes or kidney or liver disease.tell your doctor if you are pregnant, plan to become pregnant, or are breast-feeding. If you become pregnant while taking doxycycline, call your doctor immediately. Doxycycline can harm the fetus.if you are having surgery, including dental surgery, tell the doctor or dentist that you are taking doxycycline.plan to avoid unnecessary or prolonged exposure to sunlight and to wear protective clothing, sunglasses, and sunscreen. Doxycycline may make your skin sensitive to sunlight.you should know that when you are receiving doxycycline for prevention of malaria, you should also use protective measures such as effective insect repellent, mosquito nets, clothing covering the whole body, and staying in well-screened areas, especially from early nighttime until dawn. Taking doxycycline does not give you full protection against malaria.you should know that when doxycycline is used during pregnancy or in babies or children up to age 8, it can cause the teeth to become permanently stained. Doxycycline should not be used in children under age 8 except for inhalational anthrax or if your doctor decides it is needed.
Doxycycline may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away: diarrhea itching of the rectum or aginasore mouth Some side effects can be serious. If you experience any of these symptoms, call your doctor immediately: severe headache blurred vision skin rash hives difficulty breathing or swallowing redness of the skin (sunburn) yellowing of the skin or eyes itching dark-colored urine light-colored bowel movements loss of appetite upset stomach vomiting stomach pain extreme tiredness or weakness confusion decreased urination
Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Throw away any medication that is outdated or no longer needed. Talk to your pharmacist about the proper disposal of your medication.In case of overdose, call your local poison control center at 1-800-222-1222. If the victim has collapsed or is not breathing, call local emergency services at 911. Keep all appointments with your doctor and laboratory. Your doctor will want to check your response to doxycycline. Before having any laboratory test, tell your doctor and the laboratory personnel that you are taking doxycycline.
If you have diabetes, doxycycline can cause false results in some tests for sugar in the urine. Check with your doctor before changing your diet or the dosage of your diabetes medicine.Do not let anyone else take your medication. Your prescription is probably not refillable. If you still have symptoms of infection after you finish the doxycycline, call your doctor.It is important for you to keep a written list of all of the prescription and nonprescription (over-the-counter) medicines you are taking, as well as any products such as vitamins, minerals, or other dietary supplements. You should bring this list with you each time you visit a doctor or if you are admitted to a hospital. It is also important information to carry with you in case of emergencies.
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