When I found out that I was pregnant, I made three phone calls. The first was to my husband at work, the second was to my parents and the third was to my psychopharmacologist (a doctor who specializes in psychiatric medication).

My pregnancy was planned, so my doctor and I had already talked about what my options were in terms of antidepressant treatment. Even though I suffer from severe depression, I decided to taper off my medication once I became pregnant. I figured I'd just cross my...