POLITICO Get the Prescription Pulse newsletter Email Sign Up By signing up you agree to receive email newsletters or updates from POLITICO and you agree to our privacy policy and terms of service. You can unsubscribe at any time and you can contact us here. This sign-up form is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. Presented by CVS Health On Tap — Covid-19 vaccines appear to be nearly as effective in the real world as in trials, a pre-print study suggests. — Biden admin plots an expansion of Covid-19 testing. — FDA, USDA leaders say there is no evidence Covid-19 has been transmitted by food or food packaging.