A character is described as having exercising stock options which greatly increased his net worth. But exercising stock options does not change the holder's net worth. They derive their value from the strike price and the value of the underlying shares.
There is no such drug as "roofinol". The name was likely inspired by flunitrazepam, also known as Rohypnol, street name "roofies'. This is done intentionally throughout each Law & Order franchise, such as in Poison (2001) where the drug that was randomly poisoned was called "Necedrol", a play on Tylenol (of the famous Tylenol poisonings of 1982) and "Anacin", another over-the-counter painkiller. The show is not allowed to use brand names like Tylenol or YouTube, so they make up new brands that sound similar (Necedrol and YouLenz, respectively) in order to avoid litigation or confuse the public.