Who knew Alka-Seltzer could do more than just relieve pain? There are many myths about this cheap tablet, but there are also ...

If you have an ulcer, you need to be very careful with over-the-counter pain medicines ... Even some antacids - such as Alka-Seltzer -- contain aspirin, which can be a special risk to people ...

This medication can be taken with food or milk if stomach upset occurs ... including: chest pain, fast/irregular heartbeat. This is not a complete list of possible side effects.