Cat diarrhea is a feline medical condition that is characterized by habitual watery stools. Prolonged cat diarrhea causes loss of useful electrolytes and fluids that could result in dehydration. Intestinal irritation, parasitic infections, pancreatitis, and liver disease are some of the main causes of cat diarrhea. Also, you might have just changed your cat’s food because you thought that was the cause. You may be asking, “how long will cat have diarrhea after changing food?” could be a different cause other than food.


If your cat suffers from chronic diarrhea, the condition could last for almost 3 weeks, and the stools passed by the cat may contain blood or mucus. Serological tests, blood tests, cytology, physical exams, fecal culture tests, and urine analysis may be required.

This is to ascertain the causes of your cat’s chronic diarrhea. Chronic diarrhea usually has symptoms such as blood and/or mucus in stools. Your feline companion may also have difficulty while defecating, lethargy, watery stools, loss of appetite and weight loss. Sometimes it may even be because of a rapid dietary change.

How Long Will Cat Have Diarrhea After Changing Food? – Dietary

Diet could be the cause or a contributing factor to your cat’s diarrhea. Make sure that the food you give to your cat contains all the requisite vitamins and minerals needed for good health. Your cat may also suffer from diarrhea as a result of intestinal irritations caused by foreign objects she takes in. It may also be an optimal decision to change your cat’s food every couple of months.

Cats will get used to their food and will no longer want to eat it. If you believe that your cat’s diet is harming then you should consult with your vet. Fiber heavy diet will sometimes help with diarrhea. Fiber is known as an equalizer and it also promotes healthy bowel movements.

Cats may become dehydrated when they have diarrhea so they should always have a source of electrolytes around.

What Causes A Cat To Have Diarrhea?

Among the most common causes of a cat having diarrhea are parasites, hookworms, roundworms, and tapeworms. These parasitic infections that cats are capable of contracting could cause diarrhea. If your cat is affected by these parasites, the stool may turn black in color. Ultrasounds or radiographs are better used in diagnosing the cause of cat diarrhea as fecal tests may fail to discover tapeworm segments.


Conditions That May Cause Diarrhea In Cats

Pancreatitis is also a cause of cat diarrhea. This condition is the result of inflammation of the pancreas. Characterized by the loss of essential electrolytes as a result of dehydration. Inflammation of the pancreas could be caused by surgery, intestinal trauma, bowel disease or medication. Pancreatitis needs to be treated on time in order to halt the dehydration it causes.


Inflammatory Bowel Disease (IBD) may be another cause of diarrhea in your feline friend. This condition is characterized by vomiting and diarrhea. Feline IBD occurs in response to some diseases or injuries, especially when the intestinal wall of your cat has been invaded by inflammatory cells.


Liver disease– Feline liver disease could be caused by diabetes mellitus, Cushing’s Syndrome or worm infections. It is also endemic to adult cats. Thyroid problems, heart disease, and pancreatitis sometimes occur concurrently with liver disease. Weight loss, diarrhea, jaundice, and vomiting are some of the symptoms exhibited by cats suffering from liver disease. It is usually diagnosed through laboratory tests, radiographs, and ultrasounds. Other causes of cat diarrhea include gastrointestinal neoplasia, fungal infections, feline leukemia virus, and hormonal disorders. Liver disease can also affect your cat’s mood.


Parasites– As stated before, parasites may be harming your cat. These include tapeworms, hookworms, and roundworms. It is necessary to get ultrasounds and other care to see how deep the parasites are. Parasites are very common in younger kittens but a cat of any age can get them. The simplest way check if your cat has parasites is to look at its feces. You probably will notice little white worms in the feces. You can also check your cat’s anus to see if you can notice white worms there as well. 

Frequently Asked Questions

Can I Give My Cat Imodium For Diarrhea?

Before you give your cat any form of antidiarrheal medicine, it is best to consult with your vet. Many medications or prescriptions may do more harm than good to your feline. Additionally, you should never try to give your cat human medication.


Why Does My Cat ALWAYS Have Diarrhea?

If you notice that your cat still moves around normally and is still acting playful then they may be fine. Always make sure that they have a water source as they will become dehydrated easily. It could be a simple change in diet that will help. If you notice that their stool starts to turn black or bloody then consult a vet.

How Long Will Cat Have Diarrhea After Changing Food?


In most cases, cats suffering from minor diarrhea do recover without medication. If your cat shows no sign of getting better you should see your vet. It may be a more serious underlying condition. There are sometimes many contributing factors as to why your cat may have diarrhea.

It is always a good practice to monitor your cat. Sometimes cats will eat things such as grass or yarn that are laying around and that may also upset their stomach. It is always best to ask a professional before giving your cat over the counter antidiarrheal medication.

If your cat plays around outside a lot or in the garden then you should check them often if they start to act strangely. How long will cat have diarrhea after changing food? ..There are also other contributing factors.

Some cat’s start to exhibit behavioral issues when they become sick or stressed out. A change in your cat’s behavior will allude to a more serious problem that they are facing.