 What are some of the concerns that people have with that? Yes, so allergic reactions. So I will first have a clear some, I would say, misconception about the allergic reaction. So there's two things in here. There's an allergic reaction and there is a side effect of the medications. So let's talk about something that everybody knows. Tylenol or ibuprofen, for example. So when you take Tylenol or ibuprofen,