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At a Glance
Acts as both an effective antibacterial and anti-inflammatory agent
Fights inflammatory bowel disease and colitis
Relieves symptoms such as pain and diarrhea


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At a Glance
Acts as both an effective antibacterial and anti-inflammatory agent
Fights inflammatory bowel disease and colitis
Relieves symptoms such as pain and diarrhea

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IBS can be a painful and frustrating disease. It's a condition in which the stomach and/or intestine is chronically infiltrated by inflammatory cells. Luckily, there's help for your pet and for you. Sulfasalazine acts as both an effective antibacterial and anti-inflammatory agent. It aids in the treatment of inflammatory bowel disease and colitis. Talk to your veterinarian about Sulfasalazine to find out if it's right for your pet.

Sulfasalazine is the Generic Alternative to Azulfidine.

Sulfasalazine is available as 500 mg tablets; as delayed-release and as enteric-coated tablets. The normal dose in dogs is 20 to 50 mg/kg every 8 hours for 3-6 weeks depending on the severity of the condition as well as the response of the animal under treatment. The maximum permissible dosage of sulfasalazine is 1 g per dose. For best results, administer Sulfasalazine after meals, and get the pet to swallow the tablets in whole. In cats, a daily dose of 10 to 20 mg/kg is suggested, which should be used with caution as felines are generally responsive to salicylates.

Some of the commonly found side effects include skin rash, pruritus, urticaria, Heinz body anemia, blood dyscrasias, hepatitis, renal toxicity, dry eye, low sperm count, etc. Non-enteric-coated forms of sulfasalazine might result in gastrointestinal disturbances along with or without anorexia, nausea, or diarrhea.

  • Gastrointestinal Pharmacy
  • Oral Application
  • Cat Pet Type
  • Dog Pet Type

Can I Give My Dog Sulfasalazine?

Yes, you can give your dog Sulfasalazine. Sulfasalazine for dogs is an effective antibacterial pill. The medicine also works as an anti-inflammatory agent. You can give Sulfasalazine to your dog for treating its inflammatory bowel disease. The Sulfasalazine dosage also helps treat colitis. After administering the Sulfasalazine dose, you can relieve your dog of its pain and diarrhea. Note that you need a vetโ€™s prescription before you can buy Sulfasalazine. It is a prescription medication and you cannot buy it off the counter. You should also be aware of the Sulfasalazine warnings that the vet or manufacturer mentions. Learn about the side effects of Sulfasalazine. Be careful while administering the drug in dogs that are suffering from kidney, blood, or liver diseases. Also, maintain caution when you are giving Sulfasalazine to a nursing or pregnant dog.

How Long Can a Dog Take Sulfasalazine?

A dog needs to take Sulfasalazine for three weeks. Usually, vets prescribe the medication for less than three weeks. That is because the Sulfasalazine side effects might become more prominent afterward. According to your vetโ€™s advice, give your dog 10-15 mg of the Sulfasalazine 500 mg tablets. Administer the drug once every eight hours. Make sure your dog is getting enough water as you continue the Sulfasalazine 500mg dosage.

What Does Sulfasalazine Treat?

Sulfasalazine treats gastrointestinal problems in dogs. The medication mostly deals with problems in the intestine or stomach of your dog. Sulfasalazine is an effective antibacterial drug. It also functions as an effective anti-inflammatory agent. The Sulfasalazine for dogs fights inflammatory bowel disease. That way, it works as an anti-inflammatory agent in your dog. It deals with colitis as well. Besides, the Sulfasalazine medication can give relief to your dog from diarrhea and pain.

Are There Any Side Effects of Sulfasalazine?

Yes, there are a few side effects of Sulfasalazine. Skin rash, urticaria, and pruritus are common Sulfasalazine side effects in dogs. Heinz body anemia is also a common Sulfasalazine side effect. You can also expect a few other side effects like hepatitis, dry eye, blood dyscrasias, and renal toxicity. There have been reports of low sperm count as a possible side effect as well. Do not be surprised if you notice cases of nausea or diarrhea too. Gastrointestinal disturbances are common in such medication. And Sulfasalazine is no different.

What Are the Side Effects of Sulfasalazine in Dogs?

Side effects of Sulfasalazine in dogs include skin rashes, Heinz body anemia, hepatitis, and dry eye disease. Besides, you can also expect problems like blood dyscrasias and low sperm count in your dog. Gastrointestinal disturbances are also possible due to Sulfasalazine. These disturbances are common in the stomach and intestine and include diarrhea or nausea.

How Do You Know if Sulfasalazine Is Working?

You will have to take your dog to the vet and run tests to know if the Sulfasalazine is working. Unlike many other medications, Sulfasalazine does not work instantly. It takes time to show its effect. You can expect the drug to take at least 12 weeks to show its effects.

Is Sulfasalazine a Painkiller?

In a way, Sulfasalazine is a painkiller. It can help relieve your dog from pain. The medication also treats diarrhea. However, Sulfasalazine mostly acts as an antibacterial and anti-inflammatory agent. It works against inflammatory bowel disease and colitis.

What Happens When Dogs Stop Taking Sulfasalazine?

Nothing serious will happen if your dog stops taking Sulfasalazine. You can even stop the Sulfasalazine dosage abruptly. Unlike many other types of drugs, it will not have any sort of negative impact on your dog.

Is IBD the same as colitis in dogs?

No, Inflammatory Bowel Disease (IBD) and colitis are not the same conditions in dogs, although they both involve inflammation of the gastrointestinal tract. Inflammatory Bowel Disease (IBD) is a chronic condition characterized by inflammation of the gastrointestinal tract, particularly the walls of the stomach and/or intestines. The exact cause of IBD is often unknown, but it is believed to involve an abnormal immune response to the dog's own intestinal bacteria or dietary antigens. IBD can affect different parts of the gastrointestinal tract and may involve the stomach (gastritis), small intestine (enteritis), large intestine (colitis), or a combination thereof. Common signs of IBD in dogs include chronic diarrhea, vomiting, weight loss, and decreased appetite. Colitis refers specifically to inflammation of the large intestine (colon) in dogs. It can be acute or chronic and may have various causes, including dietary changes, food intolerances, infectious agents (such as bacteria or parasites), stress, or other underlying conditions. Dogs with colitis may exhibit symptoms such as frequent, urgent, or painful defecation, mucous or bloody stools, increased frequency of bowel movements, and straining to defecate. While colitis is a form of gastrointestinal inflammation, IBD encompasses a broader range of chronic inflammatory conditions that can affect different parts of the gastrointestinal tract. IBD can involve inflammation in the stomach, small intestine, or large intestine, whereas colitis specifically refers to inflammation limited to the colon.

How long can a dog live with inflammatory bowel disease?

In the majority of cases, Inflammatory Bowel Disease (IBD) in dogs is a chronic condition that requires lifelong management. However, in a minority of cases, typically involving young dogs with diet-responsive IBD, complete recovery is possible. For most patients with IBD, it is a lifelong condition, but it can be effectively managed with appropriate treatment and care. The primary goal of treatment for dogs with IBD is to control inflammation, minimize symptoms, and improve their quality of life. This typically involves a combination of dietary management, medication, and close monitoring. By working closely with a veterinarian and following the prescribed treatment plan, many dogs with IBD can respond well and enjoy a good quality of life. While IBD itself is a chronic condition, some patients can experience significant improvement in their symptoms and lead relatively normal lives. With proper management, they can have a normal life expectancy as well.

What triggers inflammatory bowel disease in dogs?

The exact cause of inflammatory bowel disease (IBD) in dogs is not fully understood. It is believed to result from a combination of genetic predisposition, abnormal immune response, and environmental factors. Certain breeds are more commonly affected by IBD, suggesting a genetic component to the disease. Breeds such as German Shepherds, Boxers, and Irish Setters have been reported to have a higher incidence of IBD. It is thought that in dogs with IBD, the immune system overreacts to normal intestinal bacteria or dietary antigens, resulting in chronic inflammation. Some dogs may develop IBD as a result of an adverse reaction to certain ingredients or components in their diet. Food allergies or sensitivities can trigger an immune response and inflammation in the gastrointestinal tract. Environmental factors such as exposure to certain infectious agents, parasites, toxins, or stressors may play a role in triggering or exacerbating IBD in some dogs. However, the specific environmental triggers are not well understood. Alterations in the balance of bacteria and other microorganisms in the gut, known as dysbiosis, have been implicated in the development of IBD. Disruptions in the gut microbiome can disrupt the normal immune response and contribute to inflammation.

Can dogs recover from colitis?

Yes, dogs can recover from colitis depending on the underlying cause, severity of the condition, and appropriate treatment. Colitis is inflammation of the large intestine (colon) and can be acute or chronic. With proper diagnosis and management, many dogs can experience a resolution of colitis and a return to normal bowel function. The recovery process and timeline for colitis can vary. In some cases, colitis may be self-limiting and resolve on its own within a short period. Acute colitis that is caused by a temporary trigger, such as dietary indiscretion or stress, may resolve with minimal intervention. However, if colitis becomes chronic or is caused by an underlying condition, it may require more comprehensive treatment and ongoing management. The underlying causes of colitis can include dietary intolerances, infections, parasites, autoimmune disorders, or inflammatory bowel disease (IBD). Identifying and addressing the specific cause is crucial for effective treatment and long-term management. Treatment for colitis typically involves a combination of dietary modifications, medications (such as anti-inflammatories or antibiotics if necessary), and addressing any underlying factors. The veterinarian may recommend a specific diet, such as a highly digestible or hypoallergenic diet, to help alleviate symptoms and promote healing of the inflamed colon.

Sulfasalazine 500mg

Sulfasalazine is a sulfonamide drug with both antimicrobial and anti-inflammatory properties. It is indicated in veterinary medicine for managing inflammatory bowel disease, ulcerative colitis, Crohnโ€™s disease, and rheumatoid arthritis. Once administered, Sulfasalazine is broken down into its metabolites of 5-aminosalicylic acid and sulfapyridine, which are readily absorbed. Sulfasalazine is particularly useful in the treatment of colitis in dogs and cats.ย 

Side effects of sulfasalazine may include KCS (dry eye) with long-term use. Other side effects that may occur include jaundice, hemolytic anemia, vomiting, and allergic dermatitis.

Sulfasalazine is not safe to use in pregnant animals or those, which are allergic to the drug, sulfonamides, or salicylates. Do not treat animals with intestinal or urinary tract blockages and conditions like porphyria with this drug. Administer this drug with caution in pets with fever, jaundice, renal or liver conditions, and blood dyscrasias as they are high-risk groups. Conduct periodic urine analysis and liver function tests for animals undergoing Sulfasalazine therapy. It can interact with many medications like Digoxin, Folic acid, and Sulfonylureas, which can result in complications like low absorption and defective hepatic metabolism. Sulfasalazine may have adverse interactions with other drugs. Talk to your veterinarian or pharmacist before giving your pet other medications.

Use as directed by your veterinarian. Allow plenty of water for your pet to drink.

The usual dose for dogs is 10-15mg/pound every 8 hours. The usual dose in cats is 5-10mg/pound given once a day.

Store at room temperature away from moisture and heat.

How to Order Prescriptions Online

1. Find the Right Product

Make sure it matches your pets prescription. Donโ€™t forget to compare the dosage for pills/capsules!

2. Add to Cart

Just like any other online store. Make sure the quantity matches whatโ€™s been prescribed by your vetinarian.

3. Tell Us About Your Pet and Vet

Answer some questions during checkout and weโ€™ll contact your vet and verify the prescription for you. You can also mail us the written prescription.

4. Thatโ€™s It!

If the prescription has any refills, processing your future orders for that medication can be expedited.

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Keeps him regular

My greyhound is very nervous and has a fast metabolism, this product has no side effects for him and makes cleaning up after him a lot easier

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