 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  do not need to use back-up birth control the first week. After using the ring for 3 weeks, remove it on the same day of the week and about the same time that you placed it. Place the used ring back into the foil pouch and discard in the trash. Do not flush the used ring down a toilet. If you have pain/bleeding when trying to remove the ring, or if you cannot remove it, tell your doctor right away. Next, do not wear a ring for 1 week (7 days). You should have your period within 2 to 3 days after the ring is removed. After 1 ring-free week, insert a new ring on the same day of the week that you removed the old ring, whether or not you have your period. If you do not get your period, consult your doctor. Do not go longer than 7 days without a ring. Doing so will increase your risk of pregnancy. Regularly check that the ring is in your vagina, such as before and after sexual intercourse. The ring may accidentally fall out during sexual intercourse, during a bowel movement, or while removing a tampon. If this happens and the ring has been out of your vagina for less than 3 hours, rinse it with cool to lukewarm ( </s>