Did storing birth control pills under warm air for 20 minutes affect their effectiveness?

Good morning for 20 minutes birth control pills were
Under the supply of warm air, they did not fly directly to the place where they were. They did not change their structure, the packaging was stowed into a backpack, in its original packaging and cardboard case. After removing and inspecting, the package was only slightly warm. Could the pills have lost their effectiveness because of something like this? Would it be necessary to leave the pills like this for 2/3 days for anything to happen to them?