However, unlike popular belief, several of these alternate treatments have negative effects and dangers. Yohimbine for instance has been known to trigger allergic reactions and also irregular heartbeats, both of which can lead to serious troubles if the client does not cease medicine intake. Chiropractic can cause back injury. The most vital thing for impotent patients to keep in mind is that while alternate therapies can be all-natural as well as effective, talking to a certified medical doctor is equally beneficial.