Question 1

What is Cycloserine used for?

Accepted Answer

Tuberculosis (TB), especially drug-resistant TB when first-line TB drugs like rifampicin and isoniazid are no longer working

Question 2

How do you take Cycloserine?

Accepted Answer

The usual adult dose is one 250 mg capsule taken every 12 hours (twice daily) to start, which your doctor may increase to 250 mg every 6-8 hours depending on how you respond. You can take it with or without food, but taking it with food may reduce stomach upset. Always follow your TB doctor's specific instructions.

Question 3

What are the side effects of Cycloserine?

Accepted Answer

Headache and dizziness, feeling nervous or anxious, drowsiness or feeling sleepy, difficulty sleeping, slight confusion or difficulty concentrating

Question 4

Who should not take Cycloserine?

Accepted Answer

People who are allergic to cycloserine, people with epilepsy or a history of seizures, people with severe depression or psychosis (serious mental health conditions), people with severe kidney problems, and heavy alcohol drinkers.

Question 5

Is Cycloserine safe during pregnancy?

Accepted Answer

Cycloserine should only be used during pregnancy or breastfeeding if your doctor decides the benefit of treating your TB outweighs the risks to the baby — always consult your doctor.

Cycloserine

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