Webmay 15, 2024 · mild diverticulitis is usually treated with rest, changes in your diet and possibly antibiotics. Severe diverticulitis usually needs antibiotic treatment in the. Diverticulitis is a complex condition that often requires medical intervention, including antibiotics and dietary changes. Excessive alcohol use or. Webwhile pepto bismol can be effective in relieving symptoms of indigestion and upset stomach, it is not typically recommended for use in diverticulitis. The active ingredient in pepto.