Does Ozempic Cause Diarrhea? Ozempic Diarrhea Symptom Treatment

Pat Balmediano

Medically Reviewed By: Pat Balmediano, RDN, MPH

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Written By: Shay Fleming

Published: November 17, 2025

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Updated: December 9, 2025

How to Treat Ozempic Diarrhea

Ozempic Has Become a Popular Treatment Option for Type 2 Diabetes Management, and More Recently, for Weight Management. Ozempic Is FDA Approved for Type 2 Diabetes Management, Highlighting Its Official Regulatory Clearance and Safety Profile. As Its Use Becomes More Widespread, So Does the Conversation Around Its Side Effects, Especially Gastrointestinal Issues. One Common Concern Among Users Is Diarrhea.

if You’ve Recently Started Ozempic or Are Considering It and Are Experiencing or Worried About Digestive Problems, Here’s What You Should Know About the Link Between Ozempic and Diarrhea, Sometimes Referred to as Semaglutide Diarrhea, and What You Can Do to Manage It.

Key Takeaways

  • Gastrointestinal Side Effects Such as Nausea, Vomiting, Diarrhea, and Constipation Are Among the Most Commonly Reported When Starting Ozempic.
  • Diarrhea Occurs in Roughly 8% (Or More, Depending on Dose) of People Using Ozempic, and Often Appears During the Initial Weeks or Right After Increasing to a Higher Dose. Diarrhea Is More Common at Higher Doses and Less Common at a Low Dose.
  • Starting Ozempic at a Low Dose and Gradually Increasing It Can Help Reduce the Risk of Diarrhea and Improve Overall Tolerability.
  • the Likely Causes of Ozempic‑Related Diarrhea Include Delayed Gastric Emptying, Altered Nutrient Absorption, and Induced Gastrocolic Reflexes.
  • in Many Cases, the Diarrhea Is Mild to Moderate and Resolves Within a Few Weeks as the Body Adjusts.

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What Is Ozempic?

Ozempic Is a Once-Weekly Injectable Medication Created by the Danish Pharmaceutical Company Novo Nordisk, Primarily Intended for the Treatment of Type 2 Diabetes and Used to Manage Diabetes. Its Active Component Is Semaglutide, and While Its Main Purpose Is to Help Regulate Blood Sugar Levels in People With Type 2 Diabetes, Ozempic Is Also Sometimes Prescribed Off-Label to Aid in Weight Loss. Novo Nordisk Also Produces Wegovy, Another Semaglutide-Based Medication, Which Is Specifically Approved as a Weight Loss Drug.

Ozempic Belongs to a Class of Powerful Drugs Called GLP-1 Receptor Agonists. These Drugs Mimic the Hormone GLP-1, Which the Body Naturally Releases After Eating. GLP-1 Helps Manage Appetite by Increasing Feelings of Fullness, Encouraging Insulin Release, and Reducing Hunger—Factors That Can Help Control Food Intake. Ozempic Also Helps Manage Diabetes by Preventing the Pancreas From Releasing a Hormone Called Glucagon, Which Lowers Blood Sugar by Reducing Glucose Production From the Liver. Additionally, Ozempic Has Been Found to Reduce the Risk of Major Cardiovascular Events, Offering Added Benefits for Heart Health.

How Ozempic Affects the Digestive System

Ozempic Works by Influencing Several Aspects of the Digestive System, Primarily by Slowing Gastric Emptying—the Process That Moves Food From Your Stomach Into Your Small Intestine. This Slower Stomach Emptying Helps With Blood Sugar Control and Supports Weight Loss by Making You Feel Fuller for Longer. However, It Can Also Cause Gastrointestinal Side Effects Such as Nausea, Vomiting, Diarrhea, and Constipation.

Another Important Effect of Ozempic Is Its Impact on Nutrient Absorption. By Altering How Quickly Food Moves Through the Digestive Tract, Ozempic Can Change the Way Your Body Absorbs Sugars and Fats. This Can Sometimes Lead to Gastrointestinal Adverse Events, Including Changes in Bowel Habits and Discomfort. Additionally, Ozempic May Influence the Gut Microbiome, Which Can Further Affect Digestive Health and Contribute to Side Effects.

Managing These Gastrointestinal Side Effects Is Key to Making Sure You Get the Most Benefit From Ozempic, Whether You’re Using It for Blood Sugar Control or Weight Loss. If You Notice Persistent Digestive Symptoms, It’s Important to Discuss Them With Your Healthcare Provider to Ensure Your Treatment Plan Is Both Safe and Effective.

GLP-1 and Ozempic-Induced Diarrhea

GLP-1, or Glucagon-Like Peptide-1, Is a Natural Hormone That Helps Regulate Blood Sugar and Appetite. Ozempic Is a GLP-1 Receptor Agonist, Which Means It Mimics the Effects of This Hormone in Your Body. By Increasing Insulin Release and Reducing Glucagon, Ozempic Helps Lower Blood Sugar Levels and Can Support Weight Loss. However, This Same Mechanism Also Causes Some of the Most Common Side Effects of Ozempic, Including Diarrhea.

the Reason Ozempic Can Cause Diarrhea Is Linked to Its Effect on Gastric Emptying and Nutrient Absorption. When Food Stays in the Stomach Longer and Moves More Slowly Through the Digestive Tract, It Can Disrupt the Normal Balance of Water and Nutrients in the Intestines, Leading to Loose Stools. Clinical Trials Have Shown That Diarrhea Symptoms Are Among the Most Frequently Reported Gastrointestinal Side Effects of Ozempic.

Fortunately, Many People Find That Making Simple Dietary Changes Can Help Manage These Symptoms. Eating Smaller, More Frequent Meals and Avoiding High Fat Foods or Spicy Foods Can Reduce the Likelihood of Diarrhea. If You’re Experiencing Diarrhea While Taking Ozempic, Consider Adjusting Your Meal Patterns and Food Choices to Help Your Digestive System Adapt.

Common Side Effects of Ozempic

Like All Prescription Drugs, Ozempic Can Cause Side Effects That Impact Your Quality of Life. The Most Commonly Reported Ones Include Gastrointestinal Symptoms Such as Nausea, Vomiting, Diarrhea, Constipation, and Abdominal Discomfort. These Side Effects Typically Appear When Beginning Treatment or After a Dose Increase and Can Often Be Managed by Adjusting Your Diet or Lifestyle.

Although Less Common, More Serious Side Effects Are Also Possible. These Include Pancreatitis (Inflammation of the Pancreas), Vision Changes, Hypoglycemia (Low Blood Sugar), Kidney Problems, Intense Stomach Pain, Gallbladder Issues, and Allergic Reactions. Serious Symptoms, Such as Severe Allergic Reactions (Including Swelling or Difficulty Breathing), Require Immediate Medical Attention.

Due to These Potential Risks, Ozempic May Not Be Suitable for Everyone. People With a History of Pancreatitis, Diabetic Eye Disease, Major Digestive Conditions, or Those Who Are Pregnant or Planning to Become Pregnant Should Avoid Using Ozempic. It’s Important to Discuss Your Complete Medical History With Your Healthcare Provider to Determine Whether This Medication Is Appropriate for You.

Why Ozempic Causes Diarrhea

During Clinical Studies, Participants Reported Diarrhea as the Third Most Common Side Effect When Taking Ozempic, Which Translates to About 8% of Participants. But Why Does Ozempic Cause Diarrhea? While the Exact Mechanism for Why Ozempic Causes Diarrhea Isn’t Understood, Some of the Following Have Been Put Forward as Possible Culprits:

  • Disrupted Digestive Coordination: Ozempic May Accelerate Contractions in the Colon, While Also Slowing Gastric Emptying. This Mismatch in Timing Can Stop the Digestive System From Processing Food Appropriately.
  • Poor Nutrient Absorption: Unabsorbed Nutrients Caused by the Change in Digestive Process Can Draw Excess Water Into the Colon, Leading to Watery Stool.
  • Gastrocolic Reflex Activation: Prolonged Stretching-Out of the Stomach Due to Delayed Emptying Can Trigger the Gastrocolic Reflex, Which Speeds Up Movement in the Lower Intestine.
  • Changes in Gut Microbiome: Ozempic May Alter the Balance of Bacteria in Your Gult, Which Can Have Far-Reaching Effects on Your Gut Health.
  • Constipation and Overflow Diarrhea: Ozempic Can Cause Constipation, and When Hard Stool Gets Backed Up in the Colon, New Liquid Stool May Leak Around the Blockage to Cause Overflow Diarrhea.

Ozempic Can Also Have Adverse Interactions With Other Medications That Can Cause Diarrhea. If You Already Have Underlying Gastrointestinal Sensitivity, Ozempic May Exacerbate It.

3 Ways to Manage Diarrhea While Taking Ozempic

if You Experience Diarrhea While Taking Ozempic, Managing Diarrhea and Other Gastrointestinal Adverse Events Is Important for Your Comfort and Treatment Adherence. You Can Manage Your Symptoms in Multiple Ways or Even Potentially Help Yourself Avoid Diarrhea Altogether, and Effectively Manage Gastrointestinal Adverse Events to Support Overall Treatment Success.

1. Stay Hydrated

Staying Hydrated Is Important if You Experience Diarrhea on Ozempic. Diarrhea Can Easily Dehydrate You, So It’s Important to Make Sure You’re Drinking Plenty of Water Throughout the Day to Avoid Severe Dehydration. If the Diarrhea Worsens, Electrolyte Drinks Can Also Be Very Helpful for Hydrating Quickly. Consuming Water-Rich Foods, Such as Soups and Fruits, Can Also Help Maintain Hydration. Just Make Sure You Choose Drinks or Drink Mixes With No Added Sugar to Avoid Blood Sugar Spikes.

2. Adjust Your Diet

if You’re Experiencing Diarrhea, Try to Add Easy to Digest Foods Into Your Diet. Foods Like White Rice, Toast, Oatmeal, Bananas, Applesauce, Soup, and Broth Are Easier for Your Stomach to Digest, Which Can Help You Avoid Diarrhea.

You Should Also Try to Avoid Certain Foods That Are Known to Trigger or Worsen Diarrhea, Such as Fried Foods, High-Fiber Vegetables, and Dairy Products. Dairy Products Are a Common Trigger for Digestive Symptoms and Can Make Diarrhea Worse. Caffeine Is Also Known to Trigger Diarrhea, So if You’re a Big Coffee Drinker, It May Be Helpful to Try Limiting the Amount of Coffee You Drink Each Day. Some Foods Can Also Cause Sulfur Burps, Which Have a Rotten Egg Smell, Especially When Digestion Is Slowed by Ozempic.

3. Eat Smaller Meals

Eating Large Meals Is Known to Set Off Gastrointestinal Issues While Taking Ozempic. Eating Smaller Meals Can Help Reduce Gastrointestinal Side Effects, Such as Diarrhea, While Taking Ozempic. When You Start Taking Ozempic, You Will Notice That Your Appetite Naturally Decreases as Your Body Adjusts to the Medication. If You Force Yourself to Finish Meals You Were Previously Accustomed to Eating, It Can Trigger Severe Diarrhea, Abdominal Pain, or Other Side Effects.

to Avoid Those Side Effects, Try Reducing the Amount of Food You Eat by Half and Adjust as Needed From There. You Can Save the Other Portion of Your Meal for Another Meal or the Next Time You Feel Hungry to Avoid Food Waste.

4. Use Over-the-Counter Medications

if Your Diarrhea Persists Longer Than a Few Days or Is Bad Enough to Significantly Affect Your Day-to-Day Life, You Can Try Taking OTC Medications to Provide Relief. Options You Can Try Include

  • Imodium A-D (Loperamide)
  • Pepto Bismol or Kaopectate (Bismuth Subsalicylate)
  • Probiotics

These Sorts of OTC Medications Can Help Stop Ozempic Diarrhea.

Alternative Treatments for Ozempic-Induced Diarrhea

if You’re Struggling With Diarrhea Symptoms While Taking Ozempic, There Are Several Alternative Treatments That May Help. Over-the-Counter (OTC) Medications Like Loperamide (Imodium) or Bismuth Subsalicylate (Pepto-Bismol) Can Provide Relief for Occasional Diarrhea. However, It’s Important to Use These Medications as Directed and Consult Your Healthcare Provider Before Starting Any New Treatment, Especially if You Have Other Medical Conditions or Are Taking Other Medications.

in Addition to OTC Medications, Making Dietary Changes Can Be Very Effective. Focus on Increasing Your Fluid Intake to Prevent Dehydration, and Choose Easy to Digest Foods Such as Bananas, Rice, Applesauce, and Toast. Bland Foods Are Less Likely to Irritate Your Digestive Tract and Can Help Your Body Recover More Quickly. If Diarrhea Persists or Becomes Severe, Your Healthcare Provider May Recommend Adjusting Your Ozempic Dose or Exploring Alternative Treatments to Better Manage Your Side Effects. Always Work With Your Healthcare Provider to Develop a Treatment Plan That’s Right for You.

How Long Does Diarrhea Normally Last?

Diarrhea Is Most Common When You First Start Taking Ozempic and Will Typically Resolve Within a Few Weeks. Semaglutide Diarrhea Can Start Again When You Increase Your Dose, but This Isn’t Always the Case, and Some People Do Not Experience Ozempic Diarrhea Again After the First Instance.

It’s Important to Follow the Ozempic Dosing Schedule as Recommended by Your Doctor, as Increasing Your Dose Too Quickly or Starting on Too High a Dose Can Worsen Diarrhea and Other Side Effects.

if Symptoms Persist, Consult Your Healthcare Provider for Proper Management.

When Diarrhea Gets Worse

While Mild Diarrhea Is a Common Side Effect of Ozempic, It’s Important to Pay Attention if Your Symptoms Get Worse. If You Experience Severe Diarrhea Symptoms, Such as Frequent Watery Stools, Severe Dehydration, Stomach Pain, or Signs of Bowel Obstruction (Like Severe Abdominal Swelling or Inability to Pass Gas or Stool), Seek Medical Attention Right Away. These Could Be Signs of a More Serious Problem That Requires Prompt Treatment.

Maintaining Adequate Fluid Intake Is Crucial to Prevent Dehydration, Especially if Diarrhea Is Ongoing. If You’re Unable to Keep Fluids Down or Notice Symptoms Like Dizziness, Dry Mouth, or Reduced Urination, Contact Your Healthcare Provider Immediately. They Can Help Determine the Cause of Your Symptoms and Recommend the Best Course of Action, Which May Include Adjusting Your Medication or Switching to a Different Treatment.

Body Adjusts to Ozempic

for Most People, the Body Gradually Adjusts to Ozempic Over the Course of a Few Weeks. As Your Digestive System Adapts, Side Effects Like Diarrhea and Nausea Often Become Less Frequent and Less Severe. It’s Important to Continue Monitoring Your Symptoms and Keep Your Healthcare Provider Informed About Any Changes You Experience.

Your Healthcare Provider Can Help You Manage Side Effects and Make Adjustments to Your Treatment Plan as Needed, Ensuring You Stay on Track With Your Weight Loss and Blood Sugar Goals. Regular Follow-Up Appointments and Open Communication Are Key to Safely and Effectively Using Ozempic. With the Right Support, Most People Find That Side Effects Improve Over Time, Allowing Them to Benefit From the Medication’s Positive Effects on Blood Sugar and Weight Management.

Don’t Let Ozempic Diarrhea Derail Your Progress

While Diarrhea Is a Relatively Common and Often Temporary Side Effect of Ozempic, It Can Still Disrupt Your Daily Life and Affect Your Overall Health, Especially if Not Managed Properly. Understanding Why It Happens, What to Expect, and How to Minimize Symptoms Can Go a Long Way in Making Your Ozempic Journey More Comfortable and Effective. Many Patients Treated With Ozempic Are Able to Manage Side Effects Like Diarrhea and Continue Their Treatment Successfully.

if You’re Struggling With Digestive Issues or Unsure How to Adjust Your Diet While on Ozempic, You’re Not Alone, and You Don’t Have to Figure It Out by Yourself.

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Frequently Asked Questions About Ozempic and Diarrhea

Should I Stop Taking Ozempic if My Diarrhea Persists?

if the Diarrhea Is Mild and Manageable, Many People Continue Treatment as Their Bodies Adapt, but You Should Talk to Your Doctor Before Making Any Changes. If the Diarrhea Is Severe, Persistent, Leading to Dehydration, Impacting Your Daily Life, or Accompanied by Other Alarming Symptoms (e.g., Blood in Stool, Very Frequent Watery Stools, Abdominal Pain), Then Your Provider Might Adjust the Dose, Pause Treatment, or Switch Medication. The Drug’s Prescribing Information Advises Contacting Your Healthcare Provider if Vomiting, Nausea, or Diarrhea Persist.

Should Anyone Avoid Taking Ozempic Due to GI Issues Like Diarrhea?

While Diarrhea Alone Doesn’t Necessarily Mean You Should Avoid Ozempic, There Are Certain Conditions Where Caution Is Required. For Example, if You Have a History of Severe Gastrointestinal Disease (Such as Gastroparesis or Chronic Diarrhoea), Your Healthcare Provider May Consider Alternatives or Monitor You More Closely.

Novo Nordisk, the Manufacturer Behind Ozempic, Doesn’t Recommend the Drug for Patients With Risk Factors Such as Severe GI Disorders Because of How the Drug Affects Gastric Emptying. Always Fully Disclose Your Medical History When Your Provider Considers Prescribing Ozempic.

Does Ozempic Diarrhea Ever Go Away Completely, or Does It Come Back?

for Many People, the Diarrhea Subsides Once the Body Adjusts to the Medication and Stays at a Stable Dose. However, GI Side‑Effects Can Recur, Especially When the Dose Is Changed, or if Your Diet or Other Medications Change. Being Alert to Changes in Your Routine, Diet, or Health Status Can Help You Catch and Manage Recurrences Early.

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