Answer
Yes. Some vaginal and external products can damage latex and reduce protection, so follow pack advice about alternative contraception.
Sources for this answer
- Canesten Thrush Internal Cream 10% w/w vaginal cream — Current selected SmPCemc · Summary of Product Characteristics
- Canesten 500mg Pessary — Current selected SmPCemc · Summary of Product Characteristics
- Canesten Thrush External Cream 2% w/w cream — Current selected SmPC