Treat thrush with Canesten Combi Pessary; Cream. Thrush is a common condition that can cause symptoms such as itching, swelling, redness, unusual discharge, burning, and soreness. It's not usually a cause for concern and can be treated easily. In most cases, thrush doesn't change the pH level and has no odour. It's a normal part of life for many women, with 3 in 4 experiencing it at least once during their lifetime. Canesten Combi Pessary; Cream is a suitable treatment option for this condition.