The parents of Cole Schmidtknecht are suing Walgreens and a pharmacy benefits management company called Optum Rx.

A Wisconsin couple has filed a lawsuit against pharmacy benefit manager Optum Rx and Walgreens, alleging their son's death was linked to a sudden price increase in his asthma medication.

A Wisconsin couple has filed a lawsuit against Minnesota-based Optum Rx and Walgreens for their son’s asthma-related death ...