http://www.medications.com/effect/view/30633 I have been on femcon for about a year and a half and prior to that i was on ovcon for 4 years. The only side effect I have had with taking femcon is headaches. However, for the past week, I've been experiencing breast tenderness. I take Femcon everyday and Tue, 20 May 2008 12:15:43 -0400 http://www.medications.com/effect/view/30633?item=8458 I was on Femcone for 5 months and it was a gradual thing for me I started taking them in December and here we are in May and it just started to effect me. I think that it interferes with things and changes in our bodies and something just happens one day a http://www.medications.com/effect/view/30633?item=8458 Sat, 21 Jun 2008 21:59:59 -0400 http://www.medications.com/effect/view/30633?item=9379 The headache could be something else, not necessarily the pill, particularly since you've been on this pill for over a year. Might be changes in your own body chemistry that come with age or it could be stress at home/work; not saying it's not the pill, b http://www.medications.com/effect/view/30633?item=9379