Treatment of mild diverticulitis includes a clear liquid diet, antibiotics, antispasmodic medications, and nonsteroidal anti-inflammatory medications for pain. As many as one-quarter of patients with more significant symptoms, will require surgery.
Many cases of diverticulitis can be safely treated at home. Severe symptoms require hospitalization.
Treatment of mild diverticulitis includes:
- Clear liquid diet
- Advance the diet slowly as tolerated after clinical improvement
- Improvement usually occurs within 2-3 days
- Antibiotics for diverticulitis:
- Combination of metronidazole and ciprofloxacin
- Combination of metronidazole and sulfamethoxazole and trimethoprim (Bactrim, Bactrim DS, Septra, Septra DS)
- Moxifloxacin (Avelox)
- Levofloxacin (Levaquin)
- Amoxicillin and clavulanic (Augmentin)
- Cefotaxime (Claforan)
- Ceftriaxone (Rocephin)
- Ampicillin and Sulbactam (Unasyn)
- Piperacillin and Tazobactam (Zosyn)
- Ticarcillin and clavulanate (Timentin)
- Meropenem (Merrem)
- Tigecycline (Tygacil)
- Imipenem and cilastatin (Primaxin)
- Nonsteroidal anti-inflammatory medications for pain
- Narcotic pain medication
- Antispasmodic medication
- To reduce spasms in the intestine
Treatment of severe diverticulitis may include:
- Intravenous fluids
- Intravenous antibiotics:
- Surgery for diverticulitis
- Removal of diseased intestine
- Colostomy: surgery to divert feces inside the colon to an opening in the lower abdomen
For more information:
Diverticulitis Questions For Doctor
The following are some important questions to ask before and after the treatment of diverticulitis.
Questions to ask before treatment:
- What are my treatment options?
- Is surgery an option for me?
- What are the risks associated with treatment?
- Do I need to stay in the hospital?
- How long will I be in the hospital?
- What are the complications I should watch for?
- How long will I be on medication?
- What are the potential side effects of my medication?
- Does my medication interact with nonprescription medicines or supplements?
- Should I take my medication with food?
Questions to ask after treatment:
- Do I need to change my diet?
- Do I need to lose weight?
- Are there any medications or supplements I should avoid?
- When can I resume my normal activities?
- When can I return to work?
- What else can I do to reduce my risk for complications?
- How often will I need to see my doctor for checkups?
- What local support and other resources are available?
Physicians from the following specialties evaluate and treat diverticulitis:
Continue to Diverticulitis Home Care
- Hall NR. Managing diverticular disease. Practitioner. 2003 May;247(1646):392-6, 400, 402 passim. 
- Janes S, Meagher A, Frizelle FA. Elective surgery after acute diverticulitis. Br J Surg. 2005 Feb;92(2):133-42. 
- Pugliese R, Di Lernia S, Sansonna F, Scandroglio I, Maggioni D, Ferrari C, Costanzi A, Chiara O. Laparoscopic treatment of sigmoid diverticulitis: a retrospective review of 103 cases. Surg Endosc. 2004 Sep;18(9):1344-8. 
- Simpson J, Spiller R. Colonic diverticular disease. Clin Evid. 2004 Dec;(12):599-609.