★★★★★
I took 1.5 mg in a Tabex preparation and my costocondritis symptoms were gone for 12 hours. It's been bothering me for a year.
Here is a link to some studies about how and why this works:
"Aloperine found in Cytisine has some amazing properties..."
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9028564/
It's used in Chinese medicine for a variety of ailments but most usually in the West as a natural stop smoking aid that binds to the nicotine receptors, but is non-addictive.