Adverse health effects from Rotenone have been well documented in the time since the NOSB reviewed botanicals in 1994. But still Rotenone is continue to be used for organic production. Although no longer offered for sale in the USA, rotenone is still in use as a pesticide on organic farms. Among the compelling reasons to prohibit rotenone, the most heavy is it's linked to eye problems and Parkinson's disease. Astornishelly enough is to note that Rotenone's synergist, piperonyl butoxide, is prohibited from use in organic agriculture.