This medication is used to prevent allergic symptoms in the nose.

It's important to find out if you have them because treatment really does work, and it helps to prevent symptoms from getting worse.

Medicine may be needed for 1 to 2 years to prevent symptoms from returning.

It's also important to use appropriate asthma medication to prevent symptoms.

"These can be quite effective in preventing or treating such symptoms."

Asthma control drugs are taken every day to prevent symptoms.

This disease cannot be currently prevented, but early treatment can prevent some damage and symptoms.

Some of them can be used before a stressful event to prevent or reduce symptoms.

Continue to use some of these methods over time to prevent and manage symptoms that might come back.

Treatment at this stage can delay progression and prevent symptoms from developing.