How to Stop Rectal Bleeding

The appropriate way to stop rectal bleeding depends on where the bleeding is coming from and what is causing it. Minor bleeding associated with hemorrhoids or an anal fissure may improve when constipation, hard stools, and straining are corrected. Other causes may require medication, an office-based procedure, colonoscopy, or hospital treatment.

Home measures may reduce irritation and prevent further trauma, but they do not confirm the cause of bleeding. Recurrent, heavy, or unexplained rectal bleeding should be evaluated by a physician.

Seek emergency care: Call 911 or go to an emergency department for heavy or continuous bleeding, large blood clots, fainting, marked dizziness, confusion, shortness of breath, a rapid heartbeat, severe abdominal pain, or black, tarry stool. These symptoms may indicate significant gastrointestinal blood loss.

What Should You Do First?

When you notice rectal bleeding, first consider:

• How much blood is present
• Whether the bleeding has stopped
• Whether the blood is bright red, dark red, or black
• Whether it is on the toilet paper, coating the stool, mixed into the stool, or filling the toilet
• Whether you have pain, constipation, diarrhea, abdominal symptoms, weakness, or dizziness
• Whether you take aspirin, anticoagulants, antiplatelet medications, or nonsteroidal anti-inflammatory drugs

A small streak of bright red blood after passing a hard stool is different from repeated bleeding, blood mixed throughout the stool, or a toilet bowl containing a large amount of blood.

Do not assume that bleeding is caused by hemorrhoids simply because the blood is bright red.

Can Rectal Bleeding Be Stopped at Home?

Home care may be reasonable for a small amount of bleeding when symptoms strongly suggest hemorrhoidal irritation or an anal fissure and no warning signs are present.

The goal of home treatment is to:

• Keep stools soft and formed
• Reduce straining
• Prevent repeated injury to the anal canal
• Relieve irritation while the affected tissue heals

Home treatment is not appropriate as the only response to persistent, recurrent, heavy, or unexplained bleeding.

Home Measures for Minor Rectal Bleeding

Increase Fiber Gradually

Fiber helps retain water in the stool, making bowel movements softer and easier to pass. This may reduce bleeding caused by hemorrhoids or anal fissures.

Sources of fiber include:

• Vegetables
• Fruits
• Beans and lentils
• Whole grains
• Psyllium or another fiber supplement

For patients with an anal fissure, the American Society of Colon and Rectal Surgeons recommends approximately 25–35 grams of fiber per day from food and supplements.

Increase fiber gradually. A rapid increase may cause bloating or abdominal discomfort.

Drink Adequate Fluids

Adequate fluid intake helps fiber work effectively and may reduce hard stools. Fluid needs vary according to body size, activity, climate, medications, and underlying medical conditions.

Patients with heart failure, kidney disease, liver disease, or a prescribed fluid restriction should follow their clinician’s recommendations rather than increasing fluids independently.

Avoid Straining

Straining increases pressure within the anal canal and can aggravate hemorrhoids or reopen an anal fissure.

During bowel movements:

• Go when you feel the urge.
• Avoid forcing stool to pass.
• Do not remain on the toilet for prolonged periods.
• Avoid using the toilet while reading or using a phone.

Use a Warm Sitz Bath

Sitting in warm water for approximately 10–20 minutes may reduce anal discomfort and help relax the anal sphincter. Sitz baths are particularly useful when bleeding is associated with a painful anal fissure.

Use warm rather than excessively hot water. Avoid adding fragranced products that may irritate the skin.

Keep the Area Clean and Dry

Clean the anal area gently with water or an unscented wipe. Avoid vigorous scrubbing, fragranced soaps, and repeated wiping, which may worsen irritation.

Pat the skin dry rather than rubbing it.

Consider a Stool-Softening Plan

A clinician may recommend a fiber supplement, osmotic laxative, or stool softener when constipation contributes to bleeding. The appropriate product depends on the patient’s symptoms, medications, and medical history.

Long-term or frequent laxative use should be discussed with a healthcare professional.

Do Hemorrhoid Creams Stop Rectal Bleeding?

Over-the-counter hemorrhoid products may temporarily reduce itching, swelling, or discomfort. However, they do not establish that hemorrhoids are the source of bleeding and may not stop bleeding from an internal hemorrhoid.

Repeated or prolonged use of topical products can also irritate the surrounding skin. Follow the product instructions and seek medical evaluation if bleeding continues.

Never insert a topical medication or applicator into the rectum unless the product is intended for rectal use and you can use it safely according to the instructions.

Learn more about hemorrhoid treatment options.

What Should You Avoid?

When rectal bleeding occurs:

• Do not repeatedly strain to check whether bleeding continues.
• Do not insert objects into the rectum.
• Do not assume that all bright red bleeding is hemorrhoidal.
• Do not rely on creams alone when bleeding recurs.
• Do not delay evaluation because the bleeding is painless.
• Do not stop a prescribed anticoagulant or antiplatelet medication without instructions from the prescribing clinician.

Blood-thinning medications may increase the amount or duration of bleeding, but stopping them without medical guidance can create serious cardiovascular or thromboembolic risks.

Medical Treatment for Rectal Bleeding

Treatment is directed at the diagnosed cause rather than the bleeding symptom alone.

Bleeding Hemorrhoids

When internal hemorrhoids continue to bleed despite dietary and bowel-habit changes, treatment may include:

• Rubber band ligation
• Infrared coagulation
• Sclerotherapy
• Surgical hemorrhoid treatment for selected patients

Rubber band ligation is commonly used for symptomatic internal hemorrhoids that do not respond adequately to conservative treatment. The most appropriate procedure depends on the hemorrhoid grade, symptoms, examination findings, and prior treatment.

Anal Fissure

Initial treatment generally focuses on keeping stools soft and reducing anal sphincter spasm.

Treatment may include:

• Fiber supplementation
• Appropriate fluid intake
• Warm sitz baths
• Stool-softening medication
• Prescription topical medication that relaxes the anal sphincter

A chronic fissure that does not heal may require botulinum toxin injection or surgery. Treatment should be individualized because procedures that alter the anal sphincter can affect continence risk.

Diverticular or Colonic Bleeding

Bleeding from diverticular disease, vascular abnormalities, inflammation, polyps, or another colonic source may require:

• Blood testing
• Colonoscopy
• Endoscopic treatment
• Radiologic intervention
• Medication for inflammation or infection
• Surgery in selected severe cases

During endoscopy, physicians may use clips, thermal treatment, injection, or another technique to control an identified bleeding source.

Colorectal Polyps or Cancer

Bleeding caused by a colorectal polyp or tumor will not be corrected by hemorrhoid creams, fiber alone, or sitz baths. Treatment may involve removal of a polyp during colonoscopy or additional surgical and oncologic evaluation.

Early evaluation is important when bleeding is accompanied by altered bowel habits, weight loss, abdominal symptoms, fatigue, anemia, or a relevant personal or family history.

How Do Doctors Identify the Cause?

Evaluation begins with the pattern and severity of bleeding.

A physician may ask about:

• When the bleeding began
• How often it occurs
• The amount and appearance of the blood
• Pain during or after bowel movements
• Constipation, diarrhea, or changes in stool
• Abdominal symptoms
• Medications and supplements
• Previous colonoscopy or colorectal screening
• Personal and family history of colorectal disease

The examination may include:

• Inspection of the anal area
• Digital rectal examination
• Anoscopy
• Blood testing for anemia
• Stool testing in selected circumstances
• Flexible sigmoidoscopy
• Colonoscopy
• Imaging for significant or ongoing bleeding

Endoscopy can identify the bleeding source and, in some cases, allow treatment during the same procedure.

Learn more about the evaluation of rectal bleeding.

When Should You Contact a Doctor?

Arrange a medical evaluation when rectal bleeding:

• Occurs more than once
• Persists or returns
• Has no clear explanation
• Is mixed into the stool
• Increases in amount
• Occurs without pain
• Develops with abdominal discomfort
• Is associated with constipation or diarrhea that does not resolve
• Occurs with a change in bowel frequency or stool shape
• Is accompanied by fatigue, weakness, or shortness of breath
• Occurs while taking medication that affects bleeding
• Develops in someone with a history of polyps, inflammatory bowel disease, or colorectal cancer
• Occurs in someone with a family history of colorectal cancer

Visible rectal bleeding is a symptom and may require diagnostic evaluation at any age.

Average-risk colorectal cancer screening generally begins at age 45, but screening recommendations apply to people without symptoms. A symptomatic patient may require diagnostic evaluation regardless of age or screening history.

When Is Rectal Bleeding an Emergency?

Seek immediate medical care for:

• Heavy or continuous bleeding
• A toilet bowl filling with blood
• Passage of large blood clots
• Bleeding accompanied by fainting or near-fainting
• Marked dizziness, confusion, or weakness
• Shortness of breath or a rapid heartbeat
• Severe or worsening abdominal pain
• Black, sticky, tar-like stool
• Vomiting blood or material resembling coffee grounds

Acute gastrointestinal bleeding can cause low blood pressure, shock, anemia, and other serious complications.

How Can You Help Prevent Recurrent Bleeding?

Prevention depends on the cause. When constipation and straining contribute to hemorrhoids or an anal fissure:

• Maintain an appropriate daily fiber intake.
• Drink fluids according to your medical needs.
• Exercise regularly when medically appropriate.
• Respond promptly to the urge to have a bowel movement.
• Avoid prolonged toilet sitting.
• Address recurring constipation with a clinician.
• Follow recommended colorectal screening.
• Complete any recommended diagnostic evaluation rather than treating recurrent bleeding indefinitely at home.

Bleeding that continues despite these measures requires reassessment.

Colorectal Evaluation in Phoenix

Rectal bleeding is often caused by a treatable anorectal condition, but an accurate diagnosis is necessary before choosing treatment.

Dr. Aisha Akhtar provides specialized evaluation and treatment for hemorrhoids, anal fissures, rectal bleeding, and other colorectal conditions in Phoenix, Arizona.

Request an appointment if the bleeding is recurrent, unexplained, or not improving with appropriate conservative care.

For additional information, read what causes rectal bleeding and bright red blood from the rectum.

This page provides general educational information and does not replace an individualized medical examination, diagnosis, or treatment recommendation.

Learn More About Rectal bleeding

You may also explore these guides:

• Rectal bleeding Overview
• Rectal bleeding Symptoms
• Rectal bleeding Procedures
• Rectal bleeding FAQ
• Rectal bleeding Images & Diagrams