Answer
Check the product leaflet and seek prompt pharmacy or sexual-health advice. A non-sticky patch should be replaced rather than taped down, and additional or emergency contraception may be needed.
Sources for this answer
- EVRA 203 micrograms/24 hours + 33.9 micrograms/24 hours transdermal patch — Current selected SmPCemc · Summary of Product Characteristics
- NHSNHS · NHS medicine guidance