Under normal circumstances, dogs's poop should be moderately soft and firm, with yellow stripes. Therefore, if it is found that the dog's poop is not formed, the poop will become soft and porridge. It turns into watery and bloody stools, which means that the dog has diarrhea.
There are many reasons that lead to diarrhea in dogs. Owners should not use human medicine indiscriminately. They must first check the cause of the dog's diarrhea, and then treat it with the right medicine.

Causes of Diarrhea in Dogs
Pathological Diarrhea :
Enteritis-type parvo:
Parvovirus, commonly known as turning the intestines, is a parasitic parvovirus in the gastrointestinal tract of dogs. In the mucosal layer of the tract, division and reproduction damage the gastrointestinal mucosa, causing enteritis infected with small intestinal mucosal hemorrhage.
In the initial stage of frequent vomiting, the stools are gray, yellow or milky white with jelly-like mucus; in the later stage, severe vomiting and diarrhea, and the stools are foul-smelling soy sauce-like or tomato-juice-like bloody stools, with a mortality rate of more than 50% in about a week.
Canine distemper:
Canine distemper is a highly Contact, lethal infectious diseases, the dog's illness leads to a decline in systemic immune function, repeated secondary respiratory and digestive tract symptoms, the body temperature is like a fever, and the virus attacks the central nervous system in the later stage, showing neurological characteristics.
Coronavirus:
Canine coronavirus infection is an acute gastrointestinal infection The puppies are the most susceptible to the disease, with a case fatality rate of 50%. The virus is transmitted to healthy dogs through the respiratory tract and digestive tract through direct and indirect contact.
The dog will have symptoms such as diarrhea, blood in the stool when vomiting is severe. The disease sometimes occurs alone, and it is often co-infected with canine parvovirus to increase mortality.
Intestinal parasitic diseases:
Intestinal parasitic diseases are a One of the most common diseases in China, dogs are very easy to come into contact with eggs that are exposed to the environment indirectly. There are common nematodes, tapeworms, coccidia, Toxoplasma, Trichomonas and other parasites in the dog's stomach. In the intestine, causing the dog to have loose blood in the stool or jelly-like blood in the stool.
Enteritis:
Enteritis is one of the more common digestive tract diseases in dogs. Inflammation of the damaged intestinal mucosa and its deep tissue caused by dogs eating unclean, too cold or spoiled indigestible food, as well as irritating drugs, poisons, etc. or foreign bodies is called enteritis. Vomiting, diarrhea, or mucus in stool.
Canine Hepatitis:
Canine Hepatitis is a an acute septicemic infection. It mainly occurs in puppies under 1 year old, the disease is mainly infected through the digestive tract, and placental infection is also possible. Respiratory cases can be infected through the respiratory tract. Gastrointestinal symptoms are mainly vomiting, loose stools, or bloody diarrhea.
Canine salmonellosis:
Canine salmonellosis, also known as canine paratyphoid, is a comorbid infectious diseases. Characterized by enteritis and sepsis, vomiting, abdominal pain and severe diarrhea, discharge with mucous membranes, foul-smelling bloody feces.
Pancreatitis:
Acute:
Acute pancreatitis is an inflammatory reaction caused by various causes that lead to the activation of pancreatic enzymes in the pancreas, causing auto-digestion, edema, hemorrhage and even necrosis of the pancreatic tissue. Diarrhea (bloody) occurs.
Chronic:
Chronic pancreatitis is recurrent or persistent inflammation of the pancreas Clinically, it is mainly characterized by recurrent abdominal pain, fatty stools and diabetes. The disease showed no age and variety differences. There is a large amount of feces, which contains a lot of fat and protein, with a foul smell, and is gray-white or yellow.
Diarrhea due to improper maintenance:
Irregular diet:
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Like humans, dogs' long-term irregular eating habits may cause gastrointestinal discomfort and various digestive tract diseases. Frequent eating and drinking will reduce the digestive function of the dog, cause symptoms such as diarrhea, and cause gastrointestinal diseases.
Heatstroke:
Dogs expel most of their heat from their mouths by breathing quickly , A small part of the heat is discharged by the sweat glands of the foot pads, so it is very important to keep the dog cool. It is easy to cause the dog's thermoregulation disorder in a high temperature environment for a long time, which is commonly known as heatstroke. Bloody diarrhea or vomiting may occur later.
Intragastric foreign body:
Intragastric foreign body refers to a foreign body swallowed by dogs and cats Long-term retention in the stomach, not digested by gastric juice, difficult to vomit or excreted with feces, gastritis and gastric digestive dysfunction due to the long-term mechanical stimulation of the gastric mucosa by foreign bodies. Also known as gastric obstruction. Sharp foreign bodies can cause damage to the gastric mucosa, vomit blood and bloody stools, and are prone to gastric perforation.
Intestinal foreign body
The dog accidentally ingests some objects that cannot be excreted such as peach pits , mango pits, stones and other foreign objects will cause the dog to have vomiting, loose stools, blood in the stool, anorexia, depression, etc.
Dogs have vomiting, anorexia, depression, etc. after diarrhea and accompanied by body temperature Elevated, you should take your pet to see a doctor in time to find the cause and give active treatment.
Throw the thermometer below 35 degrees Celsius before taking the temperature;
Fix the dog, select the inner thigh of the dog, and place the mercury head of the thermometer against the inner thigh. Tight;
One person fixes the dog's head, and the temperature of the thermometer (anal thermometer) should be thrown below 35 degrees Celsius before taking the temperature.
Use lubricant fully Moisten the head of the thermometer, lift the dog's tail upward, insert the thermometer about 1/3, and wait for about 1 minute