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Doxycycline

Doxycycline is used for treating infections caused by certain bacteria. It may be used in combination with other medicines to treat certain amoeba infections. It may also be used to prevent or slow the progression of anthrax after exposure.

Use Doxycycline as directed by your doctor. Check the label on the medicine for exact dosing instructions.

Doxycycline is usually given as an injection at your doctor's office, hospital, or clinic. If you will be using Doxycycline at home, a health care provider will teach you how to use it. Be sure you understand how to use Doxycycline . Follow the procedures you are taught when you use a dose. Contact your health care provider if you have any questions.

Do not use Doxycycline if it contains particles, is cloudy or discolored, or if the vial is cracked or damaged.

Doxycycline works best if it is used at the same time each day.

To clear up your infection completely, use Doxycycline for the full course of treatment. Keep using it even if you feel better in a few days.

If your doctor directs you to switch to medicine that you take by mouth, be sure you understand how to take it.

Doxycycline is a tetracycline antibiotic. It works by slowing the growth of bacteria. Slowing bacteria's growth allows the body's immune system to destroy the bacteria.

If you miss a dose of Doxycycline, use 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 use 2 doses at once.

Store Doxycycline at room temperature between 68 and 77 degrees F (20 and 25 degrees C) in a tightly closed container. Brief periods at temperatures of 59 to 86 degrees F (15 to 30 degrees C) are permitted. Store away from heat, moisture, and light. Do not store in the bathroom. Keep Doxycycline out of the reach of children and away from pets.

Do not use Doxycycline if:

• you are allergic to any ingredient in Doxycycline;
• you have recently received or will be receiving a live oral typhoid vaccine
• you are taking acitretin, oral contraceptives (birth control pills), or penicillins (eg, amoxicillin).

• if you are pregnant, planning to become pregnant, or are breast-feeding
• if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
• if you have allergies to medicines, foods, or other substances
• if you have diarrhea, a stomach or intestinal infection, a history of lupus, or the blood disease porphyria

• Barbiturates (eg, phenobarbital), carbamazepine, or hydantoins (eg, phenytoin) because they may decrease Doxycycline 's effectiveness
• Acitretin or isotretinoin because side effects, such as increased pressure inside the skull (resulting in severe headaches and vision problems) may occur
• Anticoagulants (eg, warfarin), digoxin, methotrexate, or methoxyflurane because the risk of their side effects may be increased by Doxycycline
• Live oral typhoid vaccine, hormonal birth control (eg, birth control pills), or penicillins (eg, amoxicillin) because their effectiveness may be decreased by Doxycycline