https://www.selleckchem.com/pr....oducts/gsk2193874.ht
Complete response was seen in an average of 3.1 injections (range 1-5). There was no recurrence at the follow-up visit. CONCLUSION Immunotherapy with PPD has potential in producing regional and remote wart regression even in cryotherapy-resistant warts. It is a safe and economical modality in children, multiple warts, and difficult-to-treat warts. © 2020 The International Society of Dermatology.Twin and sibling studies have shown that lung disease severity is variable among cystic fibrosis (CF) patients and affected to the same exten