Gaviscon Dual Action Tablets 32sGaviscon Dual Action are fast, soothing and long lasting with improved indigestion relief and soothing heartburn relief. Gaviscon Dual Action brings fast, soothing and long lasting relief from the pain and discomfort of heartburn (gastric reflux) and indigestion. It works in two different ways: 1. More effective reduction of excess stomach acid to relieve discomfort. 2. Forms a protective layer over the stomach contents to soothe the burning pain in