A full title was:Boys Having A Hard Time Too.A sequel to this film was made in 2005 entitled Sex up 2:Ich könnte mal' wieder (which translates as: I Could Do It Again)with almost the same cast, except for Joseph Bolz as Sven who didn't reprise his role.
This was a German answer to The American Pie films.The idea for such a miraculous aphrodisiac actually came from a Viagra pill,a medical drug designed to help men with their ED problems.A tropical plant as all-powerful aphrodisiac is (still) fictional.