No pharmacist reporting about the Dark Side of human behavior can expect to wade into the swirling morass of anonymous negativity on the internet, and not expect to encounter a crazed fanatic or two.
Unfortunately, like many other professions, pharmacy has it's share of self-appointed control freaks, some of whom are hell-bent on retaliation or retribution if you don't toe their line. And they can easily find plenty of foolish, frightened or apathetic supporters to help enable their sinister efforts.