Quasense Side Effects: Do NOT take Quasense. I was on Seasonale for a full cycle (3 mon http://www.medications.com/effect/view/25784 Do NOT take Quasense. I was on Seasonale for a full cycle (3 months) and had no side effects. Then Quasense came out and my insurance refused to cover Seasonale. Now I have had terrible spotting (not even spotting, it is a period without the cramps). I Quasense and Seasonale should have never been approved by the FDA Sat, 29 Dec 2007 13:42:12 -0500 http://www.medications.com/effect/view/25784?item=3696 Quasense and Seasonale should have never been approved by the FDA. I was very irritated today when I went on another website that showed how people were doing on this drug. The last time I was on it people were allowed to express their true feelings about http://www.medications.com/effect/view/25784?item=3696