There is a lower prevalence of dystonia in flautists than in guitarists, horn players and pianists. However, flautists can be vulnerable in their embouchure as well as hands. Those afflicted by embouchure dystonia would do well to consult the pages for brass musicians on this site, as there are many more resources created by brass players on the sublect.
In this video, Andling talks about different methods he is using to help control his dystonia. Andling is a multi-instrumentalist, but here he is talking about his flute playing.