1 doctor weighed in:

If I am switching from the generic form of Yaz (drospirenone and ethinyl estradiol) to trinessa, am i fully protected from pregnancy immediately? If not, when am i fully protected from pregnancy?

1 doctor weighed in
Dr. Laura McMullen
Pediatrics

In brief: The

The safest thing to do to protect yourself from pregnancy while switching pills is to use a back-up method of birth control (condoms) for the first 7 days you are on the new pills (trinessa).

In brief: The

The safest thing to do to protect yourself from pregnancy while switching pills is to use a back-up method of birth control (condoms) for the first 7 days you are on the new pills (trinessa).
Dr. Laura McMullen
Dr. Laura McMullen
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