Ab 18 [Over 18] is the sixth album by Die Ärzte. It is an EP compilation of which three songs were put in the German List of Media Harmful to Young People. The album was indexed on December 10. The indexed songs were, at the time, "Geschwisterliebe", "Claudia hat 'nen Schäferhund" and "Schlaflied". By now - February 2012, only "Geschwisterliebe" is in the index.