Can Qvar (beclomethasone) cause oral thrush?
Yes. Qvar is an inhaled corticosteroid, and inhaled steroids can increase the risk of oral thrush (oral candidiasis). When corticosteroid medication stays in the mouth or throat after inhalation, it can promote yeast overgrowth, leading to symptoms like white patches, soreness, or a bad taste.
Why does inhaled steroid treatment increase the risk?
Oral thrush risk is linked to a higher local steroid exposure in the mouth/throat. Using the inhaler technique correctly and reducing leftover medicine in the mouth can lower the chance of thrush.
What symptoms should you watch for?
Common mouth-thrush symptoms include:
- White or cream-colored patches on the tongue, inner cheeks, or throat
- Redness or soreness in the mouth
- Pain when swallowing
- A cottony or bad taste
If symptoms appear after starting (or increasing) inhaled steroid use, thrush is a likely concern.
How can you prevent thrush while using Qvar?
Taking these steps can reduce risk:
- Rinse your mouth with water after each dose and spit it out.
- Avoid swallowing the rinse water.
- Use the prescribed inhaler technique, since poor technique can increase medication remaining in the mouth.
Should you stop Qvar if you get thrush?
Do not stop Qvar on your own without checking with your clinician. Thrush is treatable, and many people can continue inhaled steroid therapy with preventive measures and appropriate treatment.
What’s the usual treatment if thrush happens?
Oral thrush is commonly treated with antifungal therapy and improved inhalation hygiene (mouth rinse/spit after doses). A clinician can confirm the diagnosis and choose the right treatment.
When to seek prompt medical care
Get medical advice soon if you have:
- Painful or worsening mouth/throat symptoms
- Trouble swallowing
- Thrush that keeps coming back
- Immune suppression or frequent infections (higher-risk situations)
Can using a spacer reduce the risk?
In general, using an inhaler spacer (when appropriate for the device and prescribed regimen) can help deliver medication more effectively to the lungs and leave less behind in the mouth, which can lower thrush risk.
Sources: None provided in the prompt.