This takes place during the "Batman: Contagion" Storyline (in the issues Batman: Shadow of the Bat #49 and Detective Comics #696). Poison Ivy is knocked out by commissioner Gordon and carried over Batman's Shoulder for a good couple of pages.
Source: https://comiconlinefree.net/batman-shadow-of-the-bat/issue-49/full...
Because Diana was made from magical clay, Clayface realizes that he is her natural predator and sets a trap for Wonder Woman so that he can consume her and gain her powers. Before he can fully break her down, Wonder Woman escapes, but not before Clayface absorbs some of her essence.
Bruce Wayne, Dick Grayson, and Alfred return to Wayne Manor to find Aunt Harriet out cold. Harriet was lured into a trap by The Minstrel and sprayed with knockout gas, allowing him to burglarize the Manor. Alfred escorts Harriet to her room to sleep off the lingering effects of the gas while Bruce and Dick investigate ...