Far Infrared Cough Relief Patch Market Size, Share 2025Report OverviewFar Infrared Cough Relief Patch is a kind of external medicine for treating cough and asthma. The traditional Chinese medicine with cough and asthma effect is prepared into extract and powder, and far infrared ceramic material is added, transdermal absorption accelerator is mixed with glue to make infrared Cough patches. Downl..