AB263 Navitoclax

One would want to be extremely careful with Navitoclax as it could cause thrombocytopenia.

Another exciting possible application of that compound is as a general anti-fibrotic. It induces apoptosis in persistent myofibroblasts, and has been shown to actually reverse fibrosis in a model of scleroderma:

https://medicalxpress.com/news/2017-12-drug-apoptosis-myofibroblasts-fibrosis-scleroderma.html

Diseases it might work against include scleroderma, Dupuytren's contracture, Peyronie's, etc ... and by far most important, Idiopathic Pulmonary Fibrosis, which is a maddeningly tricky disease to treat, and quite deadly.