Board Thread:False Info and Speculative Discussion/@comment-24989948-20150610014201/@comment-5302681-20150611014337

I don't think so, there are just different types that are more potent. In the first episode of season 4, the Calveras pumped wolfsbane into the dance area and Scott and Malia were affected by it, and Malia is a werecoyote, so probably not.