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Can diverticulitis go away on its own without antibiotics?

Author

James Craig

Published Jan 07, 2026

A mild case of diverticulitis may go away on its own without any treatment. When treatment is necessary, antibiotics and a liquid or low-fiber diet may be all that is necessary to resolve symptoms.

How long does diverticulitis take to heal without antibiotics?

In about 95 out of 100 people, uncomplicated diverticulitis goes away on its own within a week. In about 5 out of 100 people, the symptoms stay and treatment is needed. Surgery is only rarely necessary.

Can diverticulitis flare up heal without antibiotics?

Home remedies for diverticulitis. Many people feel better without any treatment, but many need antibiotics. Your doctor may recommend dietary changes to help treat your symptoms, especially if your condition is mild. There are other home remedies for diverticulitis that may help as well.

What happens if you let diverticulitis go untreated?

If left untreated, diverticulitis may lead to a collection of pus (called an abscess) outside the colon wall or a generalized infection in the lining of the abdominal cavity, a condition referred to as peritonitis.

Can a diverticulitis flare up resolve on its own?

Yes, an attack of uncomplicated diverticulitis can go away on its own. However, you must visit your doctor for a thorough evaluation of the episode. Most attacks of uncomplicated diverticulitis are not life-threatening and usually resolve within a week.

32 related questions found

What can be mistaken for diverticulitis?

Common alternative conditions that can clinically mimic diverticulitis include small bowel obstruction, primary epiploic appendagitis, acute cholecystitis, appendicitis, ileitis, ovarian cystic disease, and ureteral stone disease.

How do I know if my diverticulitis burst?

In most cases, when you have diverticular bleeding, you will suddenly have a large amount of red or maroon-colored blood in your stool. Diverticular bleeding may also cause dizziness or light-headedness, or weakness. See your doctor right away if you have any of these symptoms.

What does poop look like with diverticulitis?

Diverticulitis stool characteristics

Color: The stool may be bright red, maroon, or black and tarry, which indicates the presence of blood. Stools may contain more mucus than normal. Odor: The stool odor may be increasingly foul compared to the typical smell.

Why do I keep getting diverticulitis?

While the cause of diverticular diseases is unknown, several studies have associated the conditions with low fiber intake, excessive alcohol use, anti-inflammatory medications, steroids, obesity, lack of exercise, and smoking.

What triggers diverticulitis flare ups?

Lifestyle remains the major culprit behind diverticulitis flare-ups. A high-fat, low-fiber diet commonly followed in Western countries can exacerbate diverticulitis symptoms. Lack of fiber in the diet can cause constipation and strain the bowel.

How do you calm inflamed diverticulitis?

Mild cases of diverticulitis are usually treated with antibiotics and a low-fiber diet, or treatment may start with a period of rest where you eat nothing by mouth, then start with clear liquids and then move to a low-fiber diet until your condition improves. More-severe cases typically require hospitalization.

Can you live a long life with diverticulitis?

Diverticulitis can be treated and be healed with antibiotics. Surgery may be needed if you develop complications or if other treatment methods fail and your diverticulitis is severe. However, diverticulitis is generally considered to be a lifelong condition.

Can diverticulitis last for months?

Diverticulitis can be acute or chronic. With the acute form, you may have one or more severe attacks of infection and inflammation. In chronic diverticulitis, inflammation and infection may go down but never clear up completely.

How long do diverticulitis flare ups last?

Your doctor can usually treat diverticulitis with a special diet, plenty of rest, and, in some cases, antibiotic medica- tions. Once treated, most people start feeling better within a few days. Approximately 20% of patients will have another flare-up, or recurrence. This usually happens within 5 years.

Can you have diverticulitis without fever?

The patients with “atypical diverticulitis” present primarily with pain and may report alterations in bowel habits, though without fever, leukocytosis, or radiological signs of diverticulitis.

Can probiotics help diverticulitis?

Low-grade inflammation and altered intestinal microbiota have been identified as factors contributing to abdominal symptoms. Probiotics may lead to symptoms improvement by modifying the gut microbiota and are promising treatments for diverticular disease.

When should I go to the hospital for diverticulitis?

However, you should seek immediate medical attention if your symptoms are not going away or you are feeling worse, such as having increasing pain, fever, bloody stools, or abdominal bloating with vomiting. Treatment depends on whether you have uncomplicated or complicated diverticulitis.

How do I heal my colon after diverticulitis?

Diverticulitis is treated using diet modifications, antibiotics, and possibly surgery. Mild diverticulitis infection may be treated with bed rest, stool softeners, a liquid diet, antibiotics to fight the infection, and possibly antispasmodic drugs.

Does your stomach hurt with diverticulitis?

Diverticulitis. The most common symptom of diverticulitis is belly or abdominal pain. The most common sign that you have it is feeling sore or sensitive on the left side of your lower belly. If infection is the cause, then you may have fever, nausea, vomiting, chills, cramping, and constipation.

Is diverticulitis a death sentence?

Diagnosis specific short-term mortality

Ten out of 19 (53 %) patients with uncomplicated diverticulitis died of cardiovascular disease.

Is walking good for diverticulitis flare up?

Conclusions. Data from this large prospective cohort suggest that physical activity lowers the risk of diverticulitis and diverticular bleeding.

Does drinking water help diverticulitis?

Yes, drinking water may help resolve diverticulitis. However, the overall management of diverticulitis depends on the extent of the disease. Only hydration may not help in all cases. It is advised to maintain a liquid diet, such as clear liquids or broths, during the first few days of the diverticulitis attack.

Will Tylenol help diverticulitis?

Medication Options

OTC pain relievers used to treat diverticulitis include Tylenol (acetaminophen). Stronger pain medicine is not recommended as it can increase pressure in the colon.

Does ibuprofen help diverticulitis?

Painkillers such as aspirin or ibuprofen should be avoided as they increase the risk of internal bleeding, and may also upset the stomach. Acetaminophen is recommended for pain relief from diverticular disease.

Should I rest with diverticulitis?

Uncomplicated diverticulitis patients can be treated without antibiotics, without bed rest, and without dietary restrictions; and a selected group of patients can be treated as outpatients.