Fritillary bulb extract is a traditional Chinese medicine that has been used for thousands of years to relieve coughs.  It is often administered in clinical settings as they have notable effects on cough, bronchitis, pneumonia, lung injury, and other diseases. Cough is one of the most common ailments for which people seek medical help; however, owing to the side effects of cough suppressants, the treatment options for severe cough remain unsatisfactory.
Here’s some more information about fritillary bulb extract and its uses: 
Cough relief: Fritillary bulb extract can help decrease cough severity, frequency, and duration. 
Phlegm removal: Fritillary bulb extract can help clear phlegm and congestion from the lungs 
Anti-inflammatory: Fritillary bulb extract has anti-inflammatory properties.