I've had flares that lasted from about 4 weeks to 2 months. It all depends on how soon I get to the doctor and what he does about it.
Diagnosed with Crohn's in 1995.
Have used Prednisone, Flagyl, and Pentasa in the past.
Now on Imuran/Prednisone - waiting to start Humira.
One stricture in distal ileum.
No surgeries yet.