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This medication is used with other medications to treat active tuberculosis (TB) infection. Ethambutol belongs to a class of drugs known as antibiotics that are active against bacteria that causes TB.This drug may also be used with other medications to help treat or prevent a serious, spreading infection (Mycobacterium avium complex-MAC) in those with advanced HIV infection.
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| Overview |
Photos |
How To Use |
Side Effects |
Precautions |
Missed Dose |
Drug Interactions |
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Ethambutol
Uses
This medication is used with other medications to treat active tuberculosis (TB) infection. Ethambutol belongs to a class of drugs known as antibiotics that are active against bacteria that causes TB.This drug may also be used with other medications to help treat or prevent a serious, spreading infection (Mycobacterium avium complex-MAC) in those with advanced HIV infection.
Notes
- Do not share this medication with others.Keep all medical and laboratory appointments.Laboratory and/or medical tests (e.g., TB cultures, vision tests, liver function tests, blood cell counts, blood chemistries) should be performed periodically to monitor your progress or check for side effects.
- Consult your doctor for more details.
Storage
- Store at room temperature at 68-77 degrees F (20-25 degrees C) away from light and moisture.
- Do not store in the bathroom.
- Keep all medicines away from children and pets.
How To Use
- Take this medication by mouth with or without food, usually once daily or as directed by your doctor.
- This medication is usually taken for 6-9 months for tuberculosis.Dosage is based on your age, weight, kidney function, medical condition, and response to therapy.Do not take this medication with antacids containing aluminum hydroxide.
- Doing so could decrease absorption of the drug.
- Take the antacid at least 4 hours after your ethambutol dose.It is very important to continue taking this medication (and other TB medications) exactly as prescribed by your doctor.This medication works best when the amount of drug in your body is kept at a constant level.
- Therefore, take this drug at evenly spaced intervals.
- To help you remember, take it the same time each day.Do not take more or less of this drug than prescribed or stop taking it (or other TB medicines) even for a short time unless directed to do so by your doctor.
- Skipping or changing your dose without approval from your doctor may cause the amount of TB bacteria to increase, make the infection more difficult to treat (resistant), or worsen side effects.
- If TB becomes resistant to this medication, it might also be resistant to other TB medications.Inform your doctor if your condition persists or worsens.
Side Effects
- Headache, aching joints, upset stomach, or nausea/vomiting may occur.
- If any of these effects persist or worsen, tell your doctor or pharmacist promptly.Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects.
- Many people using this medication do not have serious side effects.Tell your doctor immediately if any of these unlikely but serious side effects occur: vision changes in one or both eyes, persistent nausea, vomiting, weakness, tiredness, stomach/abdominal pain, yellowing eyes/skin, loss of appetite, brown urine, painful/swollen joints, swollen glands (lymph nodes), dizziness, mental/mood disorders (e.g., confusion, disorientation, hallucinations), numbness/tingling of hands/feet.Tell your doctor immediately if any of these rare but very serious side effects occur: fever, chills, new cough, breathing problems, new diarrhea, easy bleeding/bruising, bloody/pink urine.A very serious allergic reaction to this drug is rare.
- However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching, swelling, severe dizziness, trouble breathing.If you notice other effects not listed above, contact your doctor or pharmacist.
Precautions
- Before taking ethambutol, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies.This medication should not be used if you have certain medical conditions.
- Before using this medicine, consult your doctor or pharmacist if you have: a certain eye problem (optic neuritis).Before using this medication, tell your doctor or pharmacist your medical history, especially of: HIV infection, kidney problems, eye problems (e.g., cataracts, diabetic retinopathy), gout, nerve problems in the hands/feet (peripheral neuropathy).In general, ethambutol should not be used in those that are unconscious or young children since they usually cannot tell their doctor if they have vision side effects.Other drugs often taken with ethambutol may worsen liver problems you may already have.
- To reduce your risk of serious liver damage, tell your doctor immediately if you notice any of its symptoms (e.g., nausea, vomiting, weakness, tiredness, stomach/abdominal pain, yellowing eyes/skin).
- Avoid alcoholic beverages while taking this treatment because alcohol increases the risk of serious liver damage.During pregnancy, this medication should be used only when clearly needed.
- Discuss the risks and benefits with your doctor.This medication passes into breast milk.
- Though there have been no reports of harm to nursing infants, consult your doctor before breast-feeding.
Missed Dose
- If you miss a dose, take it as soon as you remember.
- If it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule.
- Do not double the dose to catch up.
Drug Interactions
- See also How to Use section.Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them.
- Do not start, stop, or change the dosage of any medicine before checking with your doctor or pharmacist first.Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use.
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CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgement of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.
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