is possible even by missing a single dose of birth control pill.
Since you have taken PLAN B
,within 72 hours,the chances of pregnancy become very less.
The efficacy of PLAN B is 89% and so you do have some chance of getting the pregnancy.
Wait for your periods and if you miss them,then get the urine tested for pregnancy.
You may then act accordingly according to the result.
If pregnancy is absent,then repeat the test.
If repeat test after a week is again negative,then ou may consult your doctor for the necessary action.
If pregnancy is positive,then you may consult your doctor for the choice between medical or surgical abortion