Thanks for your query.
If you miss one pill you can take the same next day ,if you miss two tablets you can two tablets for next two days. Missing more tablets increases your chances of pregnancy
if you miss a pill for three days , you may become pregnant if you have sex with in the 7 days after your missed pill. You should MUST use another birth control method (such as condoms or spermicides) as a back-up for those 7 days.
‘Hope I have answered your query, I will be available to answer your follow up queries, “Wish you Good Health and trouble free speedy recovery”