I understand your doubt about Plan B. After 2 hours of taking the pill, there would be no effect of the pill yet and you could probably increase the chances of pregnancy if a sperm fertilizes an egg. I hope I could clear your doubt, I would suggest you to use barrier methods such as male or female condoms.
These Q&A’s are for educational purposes and should not be relied upon as a substitute for medical advice you may receive from your physician. If you have a medical emergency, please call 911. These answers do not constitute or initiate a patient/doctor relationship.