Missing hormone-free pills in a combination birth-control pack does not increase the risk of pregnancy.
Notes on verification
Confirmed by multiple independent, reputable clinical sources (Mayo Clinic, Planned Parenthood, Healthline, Cleveland Clinic) with consistent explanation of mechanism and caveats.
Sources
- Miss a Birth Control Pill? Side Effects, What to Do - WebMD (webmd.com)
- https://health.clevelandclinic.org/what-happens-when-you-skip-a-birth-control-pill (health.clevelandclinic.org)
- https://www.plannedparenthood.org/blog/if-i-skip-my-placebo-pills-will-there-be-side-effects (plannedparenthood.org)
- https://www.medicalnewstoday.com/articles/323138 (medicalnewstoday.com)
- https://www.mayoclinic.org/tests-procedures/combination-birth-control-pills/in-depth/birth-control-pill/art-20045136 (mayoclinic.org)