You can change the email attached to your MyRx account by logging into your account and following the instructions below:
Log in and go to your Settings page
After you have logged in, click on the 'head and shoulders icon' in the top right hand corner of any page on the GoodRx website. Then, click on the Settings option in the drop down menu. You can also go to your settings page by clicking here
Click "change your email"
From the Settings page, locate the email address section at the top, and click on the "Change your email" button.
Enter your new email
Enter the new email address and your current password. Then, click on the blue “change email” button.