Plan B has an expiration date of about four years. Taking expired Plan B is not dangerous, but it may be less effective in preventing pregnancy. To prolong the life of Plan B, keep the pill away from humid, hot, or bright environments. Visit Insider's Health Reference library for more advice.5 feb 2021
How long are Plan B pills good for?
How long is Plan B effective? It's best to take Plan B as soon as possible since it works best within the first three days. You can take it up to five days after unprotected sex, but it won't work as well by the fifth day. Once ingested, it's only effective for a maximum of about five days.12 ene 2021
Can you take Plan B after 14 days?
The morning-after pill will not work if you're already pregnant. The morning-after pill, also known as emergency contraception (EC) helps prevent pregnancy; medication abortion terminates pregnancy. EC is effective when started within 120 hours (five days) of unprotected sex. The sooner it's started, the better.30 dic 2011
How effective is Plan B after 12 days?
This type of EC works best when taken as soon as possible after unprotected sex, ideally within 12 hours. When taken within 24 hours, levonorgestrel EC is 95 percent effective. If taken 48–72 hours after unprotected sex, the Plan B effective rate is 61 percent.3 ago 2021