I swear I saw it in pharmacy in Openshaw (infamous Manc ghetto) once. Must be a false memory, but in Openshaw "nothing's shocking" as Mr. Farrell once said.
Pharmacies definitely sell Sanatogen tonic but don't think it has much of an alcohol content. Tis meant as a straight multivitamin kinda thing and aimed at old folk, as far as I know. Bucky on the pharmacy shelves would be brilliant though :D
My housemates used to think the lower number was better for some reason. Lower numbers were the first bottles filled from a batch or some crap. 8)