Answer
Only a small amount usually reaches the bloodstream, but rare systemic effects such as reduced blood cells, lung inflammation or kidney problems can occur.
Sources for this answer
- Mitomycin medac, 40 mg, Powder and solvent for intravesical solution — 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.