Myambutol: Information about the drug


To cure tuberculosis doctors, prescribe different drugs, one of which is Myambutol if tuberculosis affects lungs. Usually it is not used as a main remedy in such treatment but as an adjuvant. The main remedies should be isoniazid streptomycin or some other antibiotics. Myambutol is a good fighter with Mycobacterium tuberculosis. This remedy does not affect other and microorganisms and bacteria.



Brand(s): Stat-Trade, Inc.

Manufacturer: Patheon Inc.

Clinico-pharmacological group: antimycobacterial antibiotics.

Composition, structure and packing: Myambutol is a round white tablet. On one side of it “LL” is imprinted, on the opposite side there are “M 7” mark and a breakable score (400 mg) or “M6” (100 mg). Myambutol might be packed in a bottle or a blister packs (ten pills), 100 pills are usually supplied in a bottle.

Basic ingredient: ethambutol hydrochloride is the main component.

Other ingredients: Sucrose, Sorbitol, Hydroxypropyl Methylcellulose, Sodium Lauryl Sulfate, Gelatin, Stearic Acid, Magnesium Stearate

The composition of the coating film: Titanium Dioxide.


The medicine must not be taken without health care specialist consultation. A patient takes only one pill per day (24 hours) orally. It can be taken with food or without it. For patients that have never been treated with antituberculous remedies doctors prescribe the medicine according to body weight – 15 mg per 1 kilo. If a person experienced therapy, aim of which is healing tuberculosis, his/her dose is 25 mg per 1 kilo. So a man whose weight is 60-70 kg should take 1,5-1,7 g or 0,9-1,0 g of Myambutol a day.

The dose should be lessened after two months of the therapy (15 mg per 1 kilo).

The treatment should be proceeded even thought a patient seems to feel better. The therapy must last till the complete recovery. In other cases, (irregular intake or stopping of it too early) microorganism organism might become resistant to this remedy.

Myambutol is never prescribed as the only one drug to cure tuberculosis of lungs. Combination with other antituberculous medicines is compulsory especially for those patients that have already had or continue antituberculous treatment.


During drug testing scientists did not registered deterioration of health that is caused by taking too much of the medication. However, if you suppose that you took too much of it and/or feel uncomfortable, see your doctor who has prescribed you the remedy.

Side effects

If a person breaths hard and with difficulty or feel that parts of his body are swelling, he/she has allergic reaction to the medicine of some ingredient of it. In such situation the intake of Myambutol must be ceased and the patient must be advised about these symptoms. It is also possible to have a rash and fever, stop feeling one’s fingers hands, toes, feet. The most dangerous side effect of this remedy is optic neuritis. It can cause sight disorders and even blindness. To make the therapy as safe as possible for general health condition a patient’s ophthalmologist should check the eyes health before and then during the antituberculous therapy. So as a possible side effect a person might start to experience red-green color blindness or blurring.

There are also side effects that are less serious and that do not require immediate cessation of drug intake. Such symptoms are nausea, pain in abdomen and joints, stomach upset. Some patients might experience headache, feel dizzy and vomit. The appetite can change: the decrease of it was registered. Tests also showed that gout is able to worsen during such therapy.

Indications for use

tuberculosis of lungs. Previous therapy or the lack of it ought to be taken into account. Before starting to take Myambutol a person should consult his healthcare specialist on the influence of this medication on other patient’s diseases for example food or medicine allergy, gout). Pregnant woman or breast-feeding ones should pay special attention on taking the drug and its possible side effects. Women who want to have a baby in future also should be attentive with it.

The interaction of Myambutol with other remedies was not registered. However, a doctor who prescribes it should know about all other medicines the patient takes.


A patient with hypersensitivity to the medicine or one of its components must not take it. As Myambutol has impact on eyes health doctor cannot prescribe Myambutol if a person suffers eye problems for example recurrent eye inflammation or cataracts. Diabetic retinopathy is one more contradiction for using this drug. People with optic neuritis can be prescribed Myambutol only after special examination and clinical judgment to provide the highest safety of the therapy.

The remedy is contraindicated if a patient is unable to evaluate visual side effects or say if his/her vision starts to change. This group includes young children and patients that are unconscious. Doctors do not recommend Myambutol children whose age is less than 13.

Problems with kidney and liver are contradiction to Myambutol usage too.

Where to buy?

There are two most popular forms of the tablets – 100 and 400 mg. It is also possible to buy pills with another dosage of medicine in one tablet – 200 mg, 600 mg, 800 mg. It is available in any chemist’s shop. But if you want to save money and time and get this antibiotic of good quality order it online on our web-site. Our service provides good discounts for drugs that are ordered online.