Check out this fascinatnig discussion on next future of cyclodextrin-based antidotes and scavengers by J Robert Sneyd adn Jennifer Hunter.
Spoiler alert: Phase 3 clinical trials suggest that Adamgammadex is slightly less potent than sugammadex and has a non-inferior speed of onset. In a multicentre trial of 310 patients, there was a suggestion of a lower incidence of allergic responses and recurarisation after adamgammadex compared with sugammadex.
If you are also thinking about creating a special cyclodextrin like that, this may be useful for you: Custom synthesis of cyclodextrins – www.carbohydesolutions.com