Citramon tablets contain acetylsalicylic acid, paracetamol, caffeine, citric acid. This is aspirin, Tylenol, caffeine and citric acid. The citric acid is likely a preservative and flavoring. Sounds like Excedrin.

Ziggo,

The level of practice sounds extreme for a concussed brain. But then, it appears that your brain has a tolerance for chemical and physical jarring insults. I would not be surprised if you have a few bad days after the trauma of that practice.