Millions of Americans take medications known as proton pump inhibitors every day to treat heartburn and acid reflux, and in recent years, these drugs, also known as PPIs, have been linked to a ...

In addition, compounds 1 and 2 showed weak radical scavenging activity against DPPH with IC 50 values of 175 and 142 μM, respectively (ascorbic acid as positive control, IC 50 21 μM).