TB medications are used to treat, prevent and cure TB. People with TB disease will need to take a combination of TB medications for six months or longer. Your healthcare provider will tell you when to stop taking your TB medications. All TB medications are available free through Public Health.

TB medication can be used to treat and cure tuberculosis. TB germs are very strong and difficult  to get rid of, so it is important to take the medication every day until a healthcare provider tells you that it is okay to stop. It is also important to review the medication’s side effects and know when to call your healthcare provider. All TB medications is free through Public Health.

There are four TB medications most commonly used  to treat TB:

Another medication used to treat TB is Moxifloxacin.

Home Isolation

If you are a person with TB disease in the lungs or throat, it is important for you to stay at home in isolation. You will be in isolation precautions for a minimum of two weeks depending on how sick you are. You will need to stay at home in isolation until your healthcare provider tells you that you can no longer spread the disease to other people.

Treatment Support

Most patients with TB disease participate in a free program called Treatment Support.

A person with a positive TB skin test or IGRA-QFT test can take TB medication to prevent developing TB disease in the future. All TB medications can be ordered free  through Public Health.

It is very important for your health-care provider to first make sure that you do not have TB disease before you start taking TB medication.

Most people feel well when taking these TB medications, but any medication can make some people feel sick. It is important to review the side effects of the TB medications and know when to call your health-care provider.

There are two TB medications  used to treat TB infection:

    Children who have active TB disease are usually treated with a combination of TB medications. The medications are available in liquid, pill or capsule form.

    There are four TB medications used most often to treat TB:

    Another medication used to treat TB is Moxifloxacin.

    Side Effects of TB Medication

    TB medications are considered very safe, but some medications may have side effects. Contact your healthcare provider immediately if your child has any of these symptoms:

    • Nausea/Vomiting
    • Rash
    • Stomach pain/tummy ache
    • Lack of appetite/not hungry
    • Yellowing of the eyes
    • Loss of energy/more tired than usual

    Inform your healthcare provider about other medications your child is taking.

    Suggestions about how to help your child take their TB medication is available on our TB Treatment page.Home Isolation

    If you  have TB disease in your lungs or throat, it is important to stay at home in isolation. You will be in isolation precautions for a minimum of two weeks depending on how sick you are.  You will need to stay home until your healthcare provider says you are no longer infectious to others.

    Treatment Support

    Most patients with TB disease participate in a free program called Treatment Support.

    Children with LTBI are treated with specific TB medications. The medications are available in liquid, pill or capsule form.

    There are two TB medications that are used to treat LTBI:

    Side effects of TB medication

    TB medications are considered very safe, but some medications may have side effects. Contact your healthcare provider immediately if your child has any of these symptoms:

    • Nausea/Vomiting
    • Rash
    • Stomach pain/tummy ache
    • Lack of appetite/not hungry
    • Yellowing of the eyes
    • Loss of energy/more tired than usual

    Inform your healthcare provider about other medications your child is taking.

    Suggestions about how to help your child take their TB medication is available on our TB in Children page.

    TB Clinics

    If you have any questions about the medications, please contact your healthcare provider or Toronto Public Health at 416-338-7600.

    Date modified: July 10, 2026