Answer
Evidence indicates a small increased risk. It must not be used with current or previous bladder cancer or unexplained visible blood in urine.
Sources for this answer
- UK GovernmentUK Government · Reputable Web
- Pioglitazone 30 mg tablets — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.