<p>The most frequent adverse reactions (&ge; 2%) in contraception, acne and folate clinical trials are headache/migraine (5.9%), menstrual irregularities (4.1%), nausea/vomiting (3.5%) and breast pain/tenderness (3.2%). The most frequent adverse reactions (&ge; 2%) in PMDD clinical trials are menstrual irregularities (24.9%), nausea (15.8%), headache (13.0%), breast tenderness (10.5%), fatigue (4.2%), irritability (2.8%), decreased libido (2.8%), increased weight (2.5%), and affect lability (2.1%)</p>