No question about it: Express Scripts, the country's largest pharmacy benefit manager, just took a big hit. Shares are down about 20% since some unmistakably pessimistic language filling a recent earnings release. But is this really a reason to jump ship? In this video, Motley Fool health-care analyst Brenton Flynn outlines a trio of trends that support the bull argument for Express Scripts longer term.

Brenton Flynn has no positions in the stocks mentioned above. The Motley Fool owns shares of Express Scripts. Motley Fool newsletter services recommend Express Scripts. Try any of our Foolish newsletter services free for 30 days. We Fools don't 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.