I have never had any problems with alcohol and asacol.
March 2007: Diagnosed with mild proctitis - Treated with Canasa (as needed)
August 08 - December 08: Relapse & Anemic - Treated with Asacol (9/day) + Canasa 2x/day
January 09 - December 09: Remission!! Canasa nightly + Asacol (9/day) + Probiotics + Iron
December 09 - January 10: Flare :(
Current: 2.5mg prednisone, 9 Asacol