The average Balsalazide cash price is about $21.08 for a supply of: Capsule 750 MG 30 pcs. Get our free Balsalazide coupon and be eligible to receive a discount. You can reduce your Balsalazide cost by up to 75% with our free Balsalazide discount card. Bring it to a participating pharmacy near you to save on your prescription medication.Balsalazide affects a substance in the body that causes inflammation, tissue damage, and diarrhea. The Colazal brand of balsalazide is used to treat mild to moderate active ulcerative colitis in adults and children who are at least 5 years old. The Giazo brand of balsalazide is used to treat mild to moderate active ulcerative colitis in men who are at least 18 years old. Balsalazide may also be used for purposes not listed in this medication guide.