Brief Answer: Morning after Pill is better as a Plan B. Detailed Answer: Hello Welcome to Health Care Magic. My name is Dr Muhammad Ahmad & i will look into your problem. I have gone through your query and would try to help you in the best possible way. Tri-Sprintec is considered to be an effective contraceptive pill when one uses it BEFORE intercourse.It hasn t been proved to be effective as an emergency contraception or after intercourse. Suggestion: Trials and doctors recommend LEVONORGESTRAL as the best Plan-B pill which can protect conception even as late as the fifth day after unprotected intercourse..(though taking the pill early has shown better result). Here we would remind you that no oral contraceptive pill shows 100% results and after unprotected intercourse their efficacy decreases further but still as an emergency plan B... LEVONORGESTREL is recommended by physicians through out the world if. Conclusion: If i were your doctor i would have recommended you Levogestral . one 0.75 mg tablet orally within 72 hours of unprotected intercourse followed by 0.75 mg orally 12 hours after the first dose. or one 1.5 mg tablet orally as soon as possible within 72 hours of unprotected intercourse. Comment: Efficacy is better if the tablet(s) is taken as soon as possible after unprotected intercourse. Brand Names: ... There are many brand names of levonorgestrel-only ECPs, including: Escapelle, Plan B, Levonelle, Glanique, NorLevo, Postinor-2, i-pill, Next Choice and 72-HOURS Hope I have answered your query. If you have any further questions I will be happy to help if not then don t forget to close the discussion and rate it. Wishing you good health !!