Ethionamide is an antimicrobial product which is used for the treatment of tuberculosis. It is for sale under the brand name Trecator on the pharmaceutical market.


Ethionamide is a medicine for the treatment of 2 type. It provides a bacteriostatic action as to mycobacteria of tuberculosis and prevents their development on the intracellular and extracellular level. In the focus of the tuberculosis inflammation, Ethionamide stimulates a production of the immune cells which take and process bad extraneous particles (bacteria) in order to reduce the inflammatory process.


Ethionamide may be used during monotherapy of tuberculosis but bacteria may develop a resistance to the action of this medicine during the treatment. Therefore, the treatment begins in combination with other drugs, or after previous antibacterial treatment (the first stage). When bacteria are weak and cannot resist the action of Ethionamide, the treatment will be more successful.


Pharmaceutical form

Ethionamide (Trecator) is released in round white pills for the peroral use. The pills contain 250 mg of the active ingredient.


How to take Ethionamide?

The initial dose is 250 mg per day during the peroral use of Ethionamide. In 5 days, if the side effects are absent, the dose is increased by two times and a pill of Ethionamide 250 mg is taken 2 times per day.


In 5 more days, the dose is increased up to the maximal one – Ethionamide 250 mg 3 times per day. This way, the medicine is used for at least 28 days, and then a patient is examined and takes the laboratory tests. According to the obtained results, the doctor prescribes the further treatment.



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  • Ethionamide is contraindicated during pancreatitis, severe functional pathologies of liver, and epilepsy.
  • Patients under 14 years old and also women during pregnancy are not prescribed Ethionamide.
  • The simultaneous use of Ethionamide with other antituberculosis drugs enhances the therapeutic effect and a risk of the side effects.
  • Ethionamide is carefully used during depression and other mental diseases.



Probable side effects

The acute condition of the side effects may happen within the first week of the treatment. Patients may have nausea, vomiting, diarrhea, allergic reaction in the form of the skin rash, metallic taste in the mouth, depression, and psychosis.


The side effects pass without medical intervention but it is necessary to control the dose. The treatment is ceased during severe side effects.


How to buy Ethionamide?

Going to the common pharmacy, you will be asked for a prescription of Ethionamide and offered an expensive brand drug. The recommended prices of the manufacturers are often not followed, and Ethionamide costs by 2-3 times higher in the pharmacies than in the online ones.


Do not waste your time and money for buying Ethionamide in the city pharmacies because you can order Ethionamide online by 2 times cheaper, without prescription. In order to buy cheap Ethionamide online, you just need to place the order and select the convenient way of shipment. Ethionamide is paid with the help of a bank card in any city.


Buying Ethionamide without prescription online, pharmacists of the online pharmacy will provide you with a qualified help and answer all your questions free of charge.