Ethionamide (By mouth)
Treats tuberculosis (TB).
Antitubercular (About this – PubMed Health)
Uses of This Medicine
Ethionamide is used with other medicines to treat tuberculosis (TB). Ethionamide may also be used for other problems as determined by your doctor.
To help clear up your tuberculosis (TB) completely, you must keep taking this medicine for the full time of treatment, even if you begin to feel better. This is very important. It is also important that you do not miss any doses.
Ethionamide is available only with your doctor’s prescription.
Once a medicine has been approved for marketing for a certain use, experience may show that it is also useful for other medical problems. Although these uses are not included in product labeling, ethionamide is used in certain patients with the following medical conditions:
Atypical mycobacterial infections, such as Mycobacterium avium complex (MAC)
Leprosy (Hansen’s disease)
Other uses (PubMed Health)
How To Use
Your doctor will tell you how much medicine to take and how often.
Take this medicine on a regular schedule. Try not to miss any doses.
You may take this medicine with food to help avoid an upset stomach. If the medicine does upset your stomach, it may help to take it at bedtime.
Keep taking the medicine for as long as your doctor has ordered, even if you are feeling better. If you stop the medicine too soon, your infection may not completely go away.
If a dose is missed:
Take the missed dose as soon as possible, unless it is almost time for your next dose.
Skip the missed dose if it is almost time for your next regular dose.
You should not use two doses at the same time.
How to Store and Dispose of This Medicine:
Store the tablets at room temperature away from heat, moisture, and direct light.
Keep all medicine out of the reach of children.
Drugs and Foods to Avoid
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
Make sure your doctor knows if you are also taking cycloserine (Seromycin®).
When Not To Use
You should not use this medicine if you have had an allergic reaction to ethionamide or if you have liver disease.
If you are pregnant or breastfeeding, talk with your doctor before taking this medicine.
Check with your doctor before taking ethionamide if you have diabetes.
This medicine may cause dizziness. If it does, avoid driving or using machinery.
Your doctor may also want you to take vitamin B-6 while you are taking ethionamide. This may help prevent some of the side effects caused by ethionamide.
Possible side effects
Summary More details
Call your doctor right away if you notice any of these side effects:
Numbness, burning, tingling, or pain in your hands or feet
Unusual bruising or bleeding
Changes in personality such as confusion or aggression
If you notice these less serious side effects, talk with your doctor:
Changes in taste
Swollen breasts (in men)
Feeling tired or depressed
If you notice other side effects that you think are caused by this medicine, tell your doctor.
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
More side effects of this drug
Brand names include
There may be other brand names for this medicine.