Instead of taking the glassware immediately, D drops a capsule into the liquid, watching as it starts to immediately darken to a red colour. Then he takes it from Adrian and sips at it slowly.

It's never the same, but it does help and he closes his eyes as he slowly regains his control by inches. When he does eventually look at Adrian again, there's only a faint suggestion of red to his gaze and his claws and fangs have almost entirely returned to their normal state.

"...thank you."