I have been on BC for 12 years and had my period normal and like clockwork. I started Zoloft 25mg in September. 2 weeks later ended up in ER due to severe heavy bleeding. They did pap smears, ultrasounds, blood work and everything was normal. I've researc

Zoloft (sertraline) can cause it. SSRI meds such as Zoloft (sertraline) can increase the risk of bleeding slightly, especially, in combination with NSAID or anticoagulant meds. They work by affecting platelet reactivity to prevent clotting in a normal time period. You may want to explore other options for the treatment of anxiety or depression such as psychotherapy or another type of antidepressant.