It is used to treat tuberculosis (TB), and is usually given together with at least one other tuberculosis medicine.

It can cause gout, abdominal pain, fever, confusion, headache, nausea, malaise etc.

It is contraindicated in hypersensitivity and optic neuritis.

Before taking ethambutol, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: eye problems (such as optic neuritis, cataracts, diabetic retinopathy), liver disease, kidney disease, alcohol use.

Continue to take this medication (and other TB medications) until the full prescribed amount is finished, even if symptoms disappear. Stopping the medication too early or skipping doses may allow the bacteria to continue to grow, which may result in a return of the infection and cause the infection to be more difficult to treat (resistant).

This medication passes into breast milk but is unlikely to harm a nursing infant. Consult your doctor before breast-feeding. If you have HIV disease, do not breast-feed because breast milk can transmit HIV.

Please consult your doctor when taking this medicine if you are pregnant.

Drugs such as BCG Vaccine, Allopurinol, Febuxostat can interact with this drug.