hi my name's amanda i'm a pharmacist today i'm continuing my top 200 drug series with part 3 gi medications we'll be looking at what the drugs are for their generic and brand names first we'll start with the stomach medications these are for acid reflux and ulcers first there are the h2 antagonists or h2 blockers as they're also known these work by blocking the action of histamine at the histamine two receptors of the parietal cells of the stomach to reduce acid they're used for the treatment and prevention of ulcers and gerd or acid reflux symptoms including heartburn these end with the suffix iodine i d-i-n-e first is renitidine which is xantac this one is actually off the market but i included it in my presentation because it is still in the top 200 list that you'll see and there's also famotidine which is pepcid next are the proton pump inhibitors or ppis these work by blocking the final step in stomach acid production by irreversibly binding to the proton pump of the gastric parietal cells these are used for the treatment and prevention of ulcers and gerd they have more acid suppression than the h2 blockers these end with the suffix prazole and there's omeprazole which is prilosec pantoprazole which is protonix and esomeprazole which is nexium next are the anti-medic medications these are for nausea and vomiting and motion sickness these first there are the antihistamine antibiotics and these work by blocking the histamine h1 receptors in the brain that can cause nausea and vomiting and motion sickness these include promethazine which is phenergan and meclazine which is antivert next are the five ht3 antagonists these work by blocking serotonin receptors in the brain that can cause nausea and vomiting and this includes ondansetron which is zofran and next we'll look at a few other gi medications first are medications for constipation these work by increasing the amount of water the stool absorbs in the gut and the laxative type may also be used as bowel prep prior to gi procedures so first there's docusate which is colase this is a stool softener and then there's polyethylene glycol which is miralax and this is more of the laxative type next there's a medication for irritable bowel and cramping it's in the top 200. and these medications work by slowing the natural movements of the gut and by relaxing the muscles of the stomach and small intestines and this includes dicyclamine which is bental thanks for watching please like and share this video with others who may find it helpful and please subscribe to see more of my drug information videos thank you and up next we'll be looking at continuing with our top 200 drug series with part 4 seizure medications thanks for watching