Any channel to stop acne before/while have my time of year?

i HATE getting a plethora of acne before or while i enjoy my period! any girls next to the same problem? i hear birth control can stop it. no i dont deliberate irth control will do it but try these
http://www.google.co.uk/aclk?sa=L&ai=BXA...
http://ezinearticles.com/?Tips-on-How-To...
http://www.pioneerthinking.com/gp_acne.h...
http://www.stopacne.com/