Good Rx needs a dig

They are selling personal prescription information

GoodRx Saves Money on Meds—It Also Shares Data With Google, Facebook, and Others.

https://www.consumerreports.org/health-privacy/goodrx-saves-money-on-medsit-also-shares-data-with-google-facebook-and-others-a6177047589/

if it's free you are the product