Top restaurateur accused of using date-rape drug ‘warned victim about drink spiking’ London Evening StandardAnnabel’s drink spiking accused ‘gave prior warning’, court told BBCIndian-origin restaurant owner Vikas Nath caught spiking woman’s drink at UK club; staff swap glass before calling police Times of IndiaRestaurateur ‘spiked woman’s drink with date-rape drug in Annabel’s’ The TelegraphRestaurant boss spiked woman’s drink at Annabels nightclub The Times