What Can I Give My Dog For Vomiting Yellow Bile

my dogs eye is red and swollen in the inner corner my dog is pooping blood and diarrhea my dog is drinking a lot of water and throwing up my dog is throwing up yellow and white foam my dog keeps gagging but won t throw up my dog s stomach is making noises and he has diarrhea my dog keeps licking his private area and its red my dog won t eat or drink and just lays there