What is Alka-Seltzer? In addition to decreasing one's amount of stomach acid, the over-the-counter medication also "helps to buffer or neutralize stomach acid," says Dr. Jamie Bering, a ...

In the commercial, a woman, trying to fall back to sleep, urges her pajama-clad husband, who is sitting groaning on the edge of their bed, to take two Alka-Seltzer tablets to settle his stomach ...