Tylenol’s active ingredient is acetaminophen (or paracetamol). It is mainly used for pain and fever. Tylenol is a very old medication and is safe when taken at the recommended doses. Alcohol Flush Reaction and society. Sometimes individuals take Pepcid AC or other antacid medication prior to drinking to avoid the redness of Alcohol Flush Reaction. Pepcid is used to treat ulcers in the stomach and for conditions where the stomach produces too much acid. Learn about side effects, interactions and indications. Physician reviewed Pepcid Complete patient information - includes Pepcid Complete description, dosage and directions. Pepcid is the brand name for famotidine, a drug that works to reduce the amount of acid your stomach produces. It's available as both a prescription medicine and an over-the-counter (OTC) medicine. As you can see it worked well. Granted, we don’t have any idea how badly the YouTube user normally suffers from alcohol flushing, but from what the video showed the Pepcid seemed to have an effect. Limit Alcohol Consumption. Alcohol is the source of the highest concentrations of acetaldehyde in the blood. A common activity, with ALDH2 Deficiency it is recommended to limit the frequency of alcohol consumption and limit the amount of alcohol consumed in a given period. Find patient medical information for Pepcid Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Pictures of Pepcid (Famotidine), drug imprint information, side effects for the patient. Zantac vs Pepcid. Hyperacidity or an oversecretion of gastric acid may occur in some people, and they just have to find ways in order to suppress it.