A clinical policy bulletin from insurer Aetna (NYSE:AET) yesterday has shares of Questcor (NASDAQ:QCOR) under meaningful pressure today. In this video, Motley Fool health care analyst Brenton Flynn tells us why he thinks this might be a bit of an overreaction given that we heard the very same news from Aetna only months ago, and last night's announcement was only a reiteration of its policy.

Brenton Flynn has no positions in the stocks mentioned above. David Williamson has no positions in the stocks mentioned above. The Motley Fool has no positions in the stocks mentioned above. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.