Internet CBT for Antenatal Depression

This study is testing an internet-delivered cognitive behavioral therapy (CBT) program for pregnant women with mild-to-moderate depression, to see if online therapy can safely and effectively reduce symptoms during pregnancy. **You may be eligible if...** - You are pregnant (you must be between gestational weeks 8 and 30 when starting treatment) - You are over 18 years old - You have mild to moderate major depression - You are in regular contact with a maternity mental health clinic - If you are on medication for depression or another psychiatric condition, your dose has been stable for at least 3 weeks - You can use the internet and a mobile phone throughout treatment - You understand written and spoken Swedish **You may NOT be eligible if...** - Your depression is very mild (MADRS-S score below 15) or severe (above 35) - You have a high risk of self-harm or suicide - You have a psychiatric condition, physical complication, or pregnancy problem that would prevent or be worsened by treatment - You are already in a similar psychological treatment program Talk to your doctor to see if this trial is right for you.