Generic Name: Doxycycline Injection (doks i SYE kleen)
Brand Name: Doxy 100
Medically reviewed on Feb 6, 2019
Uses of Doxy 100:
- It is used to treat pimples (acne).
- It is used to treat or prevent bacterial infections.
- It is used to treat swelling of the tissue around the teeth (periodontitis). It is used with scaling and root planing.
- It may be given to you for other reasons. Talk with the doctor.
What do I need to tell my doctor BEFORE I take Doxy 100?
- If you have an allergy to doxycycline or any other part of Doxy 100 (doxycycline injection).
- If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
- If you are taking any of these drugs: Acitretin, isotretinoin, or a penicillin.
- If you are breast-feeding or plan to breast-feed.
This is not a list of all drugs or health problems that interact with Doxy 100 (doxycycline injection).
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take Doxy 100 (doxycycline injection) with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.
What are some things I need to know or do while I take Doxy 100?
- Tell all of your health care providers that you take Doxy 100 (doxycycline injection). This includes your doctors, nurses, pharmacists, and dentists.
- Have your blood work checked if you are on Doxy 100 (doxycycline injection) for a long time. Talk with your doctor.
- This medicine may affect certain lab tests. Tell all of your health care providers and lab workers that you take Doxy 100 (doxycycline injection).
- Do not use longer than you have been told. A second infection may happen.
- Do not take more than what your doctor told you to take. Taking more than you are told may raise your chance of very bad side effects.
- Do not switch between different forms of Doxy 100 (doxycycline injection) without first talking with the doctor.
- If you are taking warfarin, talk with your doctor. You may need to have your blood work checked more closely while you are taking it with Doxy 100 (doxycycline injection).
- You may get sunburned more easily. Avoid sun, sunlamps, and tanning beds. Use sunscreen and wear clothing and eyewear that protects you from the sun.
- A very bad skin reaction (Stevens-Johnson syndrome/toxic epidermal necrolysis) may happen. It can cause very bad health problems that may not go away, and sometimes death. Get medical help right away if you have signs like red, swollen, blistered, or peeling skin (with or without fever); red or irritated eyes; or sores in your mouth, throat, nose, or eyes.
- A very bad and sometimes deadly reaction has happened with Doxy 100 (doxycycline injection). Most of the time, this reaction has signs like fever, rash, or swollen glands with problems in body organs like the liver, kidney, blood, heart, muscles and joints, or lungs. Talk with the doctor.
- Birth control pills and other hormone-based birth control may not work as well to prevent pregnancy. Use some other kind of birth control also like a condom when taking Doxy 100 (doxycycline injection).
- This medicine may cause a change in tooth color to yellow-gray-brown in children younger than 8 years old. If this change of tooth color happens, it will not go away. Talk with the doctor.
- Most of the time, Doxy 100 (doxycycline injection) is not for use in children younger than 8 years old. However, there may be times when these children may need to take Doxy 100 (doxycycline injection). Talk with the doctor.
- Change in tooth color has also happened in adults. This has gone back to normal after Doxy 100 (doxycycline injection) was stopped and teeth cleaning at a dentist's office. Talk with the doctor.
- This medicine may cause harm to the unborn baby if you take it while you are pregnant. If you are pregnant or you get pregnant while taking Doxy 100 (doxycycline injection), call your doctor right away.
How is this medicine (Doxy 100) best taken?
Use Doxy 100 (doxycycline injection) as ordered by your doctor. Read all information given to you. Follow all instructions closely.
- It is given as an infusion into a vein over a period of time.
What do I do if I miss a dose?
- Call your doctor to find out what to do.
What are some side effects that I need to call my doctor about right away?
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- Signs of liver problems like dark urine, feeling tired, not hungry, upset stomach or stomach pain, light-colored stools, throwing up, or yellow skin or eyes.
- Signs of a pancreas problem (pancreatitis) like very bad stomach pain, very bad back pain, or very bad upset stomach or throwing up.
- Chest pain.
- Not able to pass urine or change in how much urine is passed.
- Fever or chills.
- Sore throat.
- Throat irritation.
- Trouble swallowing.
- Any unexplained bruising or bleeding.
- Muscle or joint pain.
- A fast heartbeat.
- Fast breathing.
- Very bad dizziness or passing out.
- Feeling very tired or weak.
- Change in skin color.
- Vaginal itching or discharge.
- It is common to have diarrhea when taking antibiotics. Rarely, a severe form of diarrhea called C diff–associated diarrhea (CDAD) may happen. Sometimes, this has led to a deadly bowel problem (colitis). CDAD may happen while you are taking an antibiotic or within a few months after you stop taking it. Call your doctor right away if you have stomach pain or cramps, very loose or watery stools, or bloody stools. Do not try to treat diarrhea without first checking with your doctor.
- Raised pressure in the brain has happened with Doxy 100 (doxycycline injection). Most of the time, this will go back to normal after Doxy 100 (doxycycline injection) is stopped. Sometimes, loss of eyesight may happen and may not go away even after Doxy 100 (doxycycline injection) is stopped. Call your doctor right away if you have a headache or eyesight problems like blurred eyesight, seeing double, or loss of eyesight.
What are some other side effects of Doxy 100?
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
- Not hungry.
- Upset stomach or throwing up.
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
If OVERDOSE is suspected:
If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
How do I store and/or throw out Doxy 100?
- If you need to store Doxy 100 (doxycycline injection) at home, talk with your doctor, nurse, or pharmacist about how to store it.
Consumer information use
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else's drugs.
- Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
- Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.
- Some drugs may have another patient information leaflet. Check with your pharmacist. If you have any questions about Doxy 100 (doxycycline injection), please talk with your doctor, nurse, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
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- Dosage Information
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- Drug class: miscellaneous antimalarials