From the manufacturer

 

Alka-Seltzer has been providing trusted and effective relief from heartburn symptoms for nearly 90 years. Alka-Seltzer wants you to Savor Life, which means fully enjoying the food, people and events you love without missing a beat due to heartburn, acid indigestion or upset stomach associated with these symptoms.

Alka-Seltzer Original

Get fast relief of heartburn, upset stomach, acid indigestion with headache or body aches from this effervescent antacid and pain reliever that has been around for nearly 90 years. Unlike other antacids, such as Tums or Mylanta, H-2 blockers such as Pepcid, and PPIs like Prilosec and Nexium, Alka-Seltzer Original contains an analgesic for pain accompanying heartburn and acid indigestion or pain alone.

Fast, powerful relief from heartburn symptoms Alka-Seltzer provides fast and effective relief from heartburn sour stomach and acid indigestion.	Savor every bite of life The last thing you want is for heartburn to get in the way of a family reunion. Alka-Seltzer is there for you, so you needn’t worry about heartburn and pain.	Starts neutralizing acid in seconds! When too much acid backs up in your esophagus, it's no surprise that you can get heartburn with pain. The fast-acting tablets start neutralizing stomach acids in seconds, so you can get on with enjoying the good things in life without discomfort.