If that doseage is helping her, I would think she should stay at that and try to get "bigger." It is something that you will have to discuss with the doctor, of course.
Diagnosed with Left-sided Ulcerative Colitis 1995 at 15
Tried: Prednisone, Rowasa & Hydrocortisone Enemas, Proctofoam, Sulfasalazine, Asacol, Probiotics, Fish Oil, Canasa, Enotcourt, Colazol, Proctocort, Anamantle...
Diagnosed with Ulcerative Proctitis with rectal fistula in 2004, put on Remicade
2007:Increased Remicade dosage-660mg every 6 weeks,diagnosed with Psoriatic Arthritis & Fibromyalgia
Current meds: Remicade 660mgs every 6 wks, Lomotil, Tramadol, Darvocet, Clorazepate, new meds I am about to start: Prograf, Cymbalta, Lyrica