Welcome to HealthcareMagic,Plan B
pill are emergency contraceptive
pills. It is normal to have vaginal bleeding after taking the pills. Many women also experience some side effect such as stomach pain but this is subside in a couple of days. Avoid spicy food and take tab omeprazole
20 mg before breakfast once daily for 7 days. This will reduce the stomach pain.
Your menstrual cycle will become regular in 2 to 3 months. Hope that answers your question.