Client safety & suitability

Colonic Irrigation Contraindications: When Treatment May Not Be Suitable

Colonic irrigation, also known as colon hydrotherapy, is not suitable for everyone. Some medical conditions, recent procedures, medicines or health changes can make treatment unsuitable. In other cases, we may ask you to get medical advice or clearance first.

A contraindication is a health condition or situation that can make a procedure unsafe or unsuitable. Sometimes we can only consider treatment after medical advice. At Parkland Natural Health, we review your health history before treatment. We also ask about diagnosed conditions, previous surgery and current medicines.

Please get in touch with us before booking if any of the conditions below apply. Some conditions are clear contraindications. Others depend on whether the condition is active, controlled, recently treated or medically stable. We follow professional screening principles, including RICTAT guidance, and may ask you to postpone treatment or obtain medical advice or written clearance first.

Do not self-assess a serious symptom.

If you have unexplained rectal bleeding, black or dark-red stools, significant abdominal pain, persistent abdominal swelling, severe or persistent diarrhoea, unexplained weight loss or a suspected bowel obstruction, seek medical advice before booking a colonic.

Tell us about medication.

Please tell us about prescription medicines and recent medical treatment. Blood thinners, long-term steroids and some medicines that affect fluid balance, blood pressure or the bowel may change whether treatment is suitable.

Bowel and abdominal contraindications

Bowel, rectal and abdominal wall conditions need extra care. The treatment gently introduces and releases water through the large intestine, so these conditions can affect whether it is suitable.

Abdominal wall and inflammatory bowel conditions

Abdominal hernias

An abdominal hernia occurs when tissue or part of an organ pushes through a weak area of the abdominal wall. RICTAT lists an abdominal hernia as an absolute contraindication to colon hydrotherapy because of the potential risk to the bowel and abdominal wall. We do not provide colonic irrigation while an abdominal hernia is present.

Abnormal abdominal distension or masses

Abdominal distension means unusual bloating or swelling of the abdomen. If you have an unexplained abdominal mass, lasting distension or significant new swelling, seek medical advice before considering a colonic.

Crohn’s disease

Crohn’s disease is an inflammatory bowel disease. It can cause inflammation in the digestive tract, abdominal pain and changes in bowel habits, including diarrhoea. We do not provide a colonic during an active flare-up.

If your Crohn’s disease is controlled and you are not having a flare-up, RICTAT guidance allows individual assessment rather than automatically excluding treatment. Please contact us before booking so we can review your current symptoms, medicines and recent flare history. Recurring inflammatory episodes, particularly several within a year or a recent flare, require extra caution.

Colitis and inflammatory bowel disease

Colitis means inflammation of the colon. We do not provide a colonic during active colitis or an ulcerative colitis flare-up. The procedure may irritate bowel tissue that is already inflamed or fragile.

If the condition is in remission, contact us before booking so we can review suitability, current medicines and how recently you last had a flare. Recurrent or recent inflammatory episodes may still make treatment unsuitable.

Diverticulitis and diverticulosis

Diverticulitis occurs when small pouches in the colon, called diverticula, become inflamed or infected. We do not provide a colonic during active diverticulitis.

Diverticulosis means these small pouches are present without active inflammation. It is not the same as diverticulitis. However, please tell your therapist about it so we can review suitability and any related symptoms.

Rectal, bleeding and bowel obstruction concerns

Active fissures or fistulas

An anal fissure is a tear in the tissue around the anus. A fistula is an abnormal passage between two body structures, or between an internal structure and the skin. We do not provide a colonic when fissures or rectal fistulas are active, painful or inflamed.

Haemorrhaging or rectal bleeding

Bright red blood from the rectum or anus, unexplained rectal bleeding or other active digestive bleeding is a contraindication. Do not use a colonic to investigate or manage unexplained bleeding.

If rectal bleeding is new, persistent or significant, seek medical advice.

Haemorrhoids (piles)

Haemorrhoids are not automatically a contraindication. If they are not actively bleeding, severely painful or inflamed, colon hydrotherapy may still be suitable following consultation and screening.

We do not provide treatment when haemorrhoids are actively bleeding or significantly inflamed, or when insertion of the disposable speculum cannot be tolerated comfortably. Please tell us about recent rectal bleeding, marked anal pain, inflammation or recent haemorrhoid treatment or surgery.

NHS guidance explains that piles can cause bleeding, pain and swelling. New, persistent or significant rectal bleeding should not simply be assumed to be caused by haemorrhoids.

Intestinal perforation

An intestinal perforation is a hole or rupture in the bowel wall. Do not have colonic irrigation if you have a known or suspected bowel perforation. This condition needs medical care.

Bowel obstruction

A bowel obstruction blocks the normal passage of bowel contents and gas. Adhesions, twisting of the bowel, a tumour or another blockage can cause it. Do not have a colonic if you have a suspected or diagnosed bowel obstruction. This requires medical assessment.

A bowel obstruction is not the same as constipation or faecal impaction. If you have severe pain, vomiting, marked abdominal swelling or cannot pass stool or wind, seek urgent medical advice rather than trying to self-diagnose the cause.

Intussusception

Intussusception is a condition in which one part of the bowel folds into another. RICTAT lists this as an absolute contraindication. It requires medical care and is not suitable for colon hydrotherapy.

Severe or persistent unexplained diarrhoea

Severe or persistent diarrhoea can be caused by infection, inflammation, medicines or other medical conditions. RICTAT lists undiagnosed persistent diarrhoea as a contraindication because it needs appropriate medical investigation first.

Carcinoma and cancer

Carcinoma is a type of cancer. We do not provide treatment for carcinoma of the colon or rectum. Cancer can make bowel tissue more vulnerable to bleeding or injury.

Please also tell us about other active cancers, chemotherapy, radiotherapy and cancer treatment. Suitability depends on the type of cancer, your treatment and recovery. We may ask for medical clearance before treatment.

Recent surgery and procedures

Recent abdominal, bowel or rectal surgery can make a colonic unsuitable for a time. Recovery varies by operation, so one waiting period cannot apply to every procedure.

Recent abdominal surgery

After recent abdominal surgery, bowel stimulation and abdominal massage may put extra stress on healing tissue, stitches or surgical wounds.

You may need to wait and get medical clearance before treatment. Recovery times differ, so please tell us exactly what operation you had and when it took place.

RICTAT’s published guidance uses a conservative wait of 3–6 months after abdominal surgery, depending on the severity of surgery and medical discharge without complications. Written support from the responsible medical professional may allow an earlier return in selected cases.

Haemorrhoidectomy

A haemorrhoidectomy is surgery to remove haemorrhoids. We do not provide a colonic while the area is healing.

Because haemorrhoidectomy involves healing tissue in the anal or rectal area, we take a conservative approach. The area must be fully healed before any rectal equipment is used. In practice, we generally apply the same cautious approach used for recent rectal surgery and may request written medical clearance before treatment.

Recent rectal surgery

Do not book a colonic after recent rectal surgery. The tissue needs enough time to heal before any rectal equipment is used.

RICTAT’s published guidance uses a conservative wait of 6 months after surgery of the colon or rectum. The exact operation, your recovery and medical discharge still matter, and we may request written medical clearance before treatment.

Recent bowel or transrectal prostate biopsy

RICTAT guidance uses a conservative wait of 3 months after a bowel biopsy and 3 months after a prostate biopsy performed through the bowel. Contact us before booking if you have had either procedure recently.

Recent laparoscopy

After a laparoscopic investigation, RICTAT guidance uses a conservative wait of 6 weeks and requires medical discharge. Laparoscopic surgery that involved more extensive treatment may need longer.

Gastric band, sleeve or bypass surgery

RICTAT guidance uses a conservative wait of 6 months after gastric band, sleeve or bypass surgery. Please contact us before booking so we can confirm recovery and whether medical clearance is required.

Heart, kidney, liver and systemic conditions

Heart, circulation, blood pressure, kidney and liver conditions need extra care. Problems with fluid or salt balance can also affect whether treatment is suitable.

Liver, blood and circulation

Reduced liver function or serious liver disease

Any condition that significantly reduces liver function needs individual assessment, particularly if you are under active medical care or have pain, weakness, fluid-retention problems or other complications. Do not book during acute liver failure or serious active liver disease. Contact us before considering treatment.

Anaemia

Anaemia means the blood has too little haemoglobin or too few healthy red blood cells. RICTAT treats severe anaemia as a relative contraindication because of weakness, dizziness and fainting risk. We may postpone treatment until the cause has been assessed and the anaemia is stable.

Please also tell us about mild, treated or previously diagnosed anaemia so we can review your current health.

Aneurysm

An aneurysm is a bulge or enlargement in the wall of a blood vessel. It can be a serious circulation problem. Please tell us about any diagnosed aneurysm. We will not provide treatment unless the appropriate clinician has confirmed that it is suitable.

Cardiac conditions and uncontrolled hypertension

Some heart and circulation conditions can make a colonic unsuitable. These include congestive heart failure, severe or uncontrolled high blood pressure and some situations after major heart surgery.

If you have a heart condition, take heart or blood-pressure medicine, or have had heart surgery, please contact us before booking.

Kidney and immune-system conditions

Dialysis

Dialysis means kidney function and fluid balance require close medical supervision. Do not book a colonic without first contacting us and the medical team responsible for your care. We would require specific medical approval and may still decide that treatment is not suitable.

Renal insufficiency

Renal insufficiency means the kidneys do not work well enough to filter the blood and control fluid and salts. RICTAT lists reduced kidney function that requires restricted fluid intake under medical supervision as a contraindication. Please contact us before booking if you have significant kidney disease.

Lupus and autoimmune disease

Lupus is an autoimmune disease that can affect different tissues and organs. Lupus, related complications and some medicines used to control it may make the bowel more fragile or affect healing and immune response.

Please tell us about lupus or another significant autoimmune disease. An autoimmune diagnosis by itself is not automatically an absolute contraindication; suitability depends on current symptoms, organ involvement, immune-suppressing treatment and overall medical stability.

Other important contraindications and precautions

Uncontrolled diabetes

RICTAT lists uncontrolled diabetes as a contraindication because of the risk of hypoglycaemia and other complications during treatment. If your diabetes is controlled, tell us about your condition and medication before booking.

Uncontrolled epilepsy

RICTAT lists uncontrolled epilepsy as a contraindication because of seizure risk during treatment. If your epilepsy is well controlled, contact us before booking so we can review suitability.

Autonomic dysreflexia and higher spinal cord injury

Autonomic dysreflexia can occur in people with spinal cord injuries at or above T6 and can cause a dangerous sudden rise in blood pressure in response to stimulation below the level of injury. RICTAT lists it as an absolute contraindication to colon hydrotherapy.

Chemotherapy and abdominal radiotherapy

We do not provide routine colon hydrotherapy during chemotherapy. RICTAT guidance advises waiting at least 3 months after chemotherapy and until blood counts have returned to normal before treatment is considered. Individual medical clearance may still be required.

After radiotherapy to the abdominal area, irradiated tissue may remain vulnerable. RICTAT guidance advises no treatment while you remain under medical care for abdominal radiotherapy and gives a conservative two-year period. Contact us before booking if you have had abdominal or pelvic radiotherapy.

Severe underweight or an eating disorder

Severe underweight and eating disorders are relative contraindications under RICTAT guidance. Colon hydrotherapy should not be used as a method of further weight loss. Please contact us before booking so we can consider your current health and whether medical support is appropriate.

History of fainting or vasovagal episodes

If you are prone to fainting or vasovagal episodes, tell us before treatment. RICTAT treats this as a relative contraindication because the procedure, positioning or rectal stimulation may trigger symptoms in susceptible people.

Pregnancy and medication concerns

Pregnancy

Pregnancy is a contraindication to routine colon hydrotherapy. Please do not book a colonic treatment if you are pregnant or believe that you may be pregnant.

In some medical situations, an obstetric or medical professional may prescribe or give an enema, including around childbirth. This is different from visiting a complementary therapy clinic for routine colon hydrotherapy.

Anticoagulants and blood-thinning medication

Some anticoagulant or blood-thinning medicines can make a colonic unsuitable. They affect normal blood clotting and can increase the effects of bleeding or tissue injury.

Please tell us before booking if you take anticoagulants or antiplatelet medicines. Suitability can depend on the medicine, dose and reason for taking it.

Other medication concerns

Please tell us before booking if a doctor has diagnosed a significant bowel or other medical condition. Also tell us about medicines that may affect the bowel wall, blood clotting, immune response, fluid balance or salt balance.

Long-term steroids, immune-suppressing medicines, some heart medicines, diuretics and other prescription medicines may be relevant because they can affect tissue fragility, immunity, fluid balance, blood pressure or the underlying condition for which they are prescribed. We may ask you to get advice or written clearance from your GP or specialist before treatment.

Do not stop prescribed medicine just to have a colonic. Only the clinician responsible for your care should tell you to stop or change it.

Not sure whether colonic irrigation is suitable for you?

If you have a medical condition, previous surgery or prescription medicines, check suitability before booking. Our screening process helps us identify anything we should discuss before your appointment.

Already booked? If you have already booked and paid, but your suitability screening shows that colon hydrotherapy is not appropriate for you, we will cancel the treatment and issue a full refund.

Why we screen clients before colon hydrotherapy

At Parkland Natural Health in Holborn, every colonic irrigation appointment includes a consultation and suitability screening. Your therapist reviews relevant health information before treatment and can discuss any concerns with you.

We use a closed-system, gravity-fed colon hydrotherapy system. However, we still need to check for medical contraindications. If your consultation shows that treatment may not be suitable, we may postpone or decline the session.

Colon hydrotherapy is a complementary wellbeing procedure. It does not replace medical diagnosis or treatment. If you have unexplained bleeding, severe or lasting abdominal pain, unexplained swelling or a major change in bowel habit, seek advice from an appropriate healthcare professional.

Professional guidance

This page reflects the contraindications and screening principles used in professional colon hydrotherapy practice. It draws particularly on RICTAT’s published contraindications guidance and its current safety guidance for professionally trained colon hydrotherapists.

For general medical information about symptoms that may need assessment, see the NHS guidance on rectal bleeding and haemorrhoids (piles).

This list helps clients understand when they may need extra assessment. It does not cover every situation, and professional guidance does not replace diagnosis or advice from the clinician responsible for your medical care.

Common questions about colonic irrigation contraindications

Can I have colonic irrigation if I have Crohn’s disease or colitis?

Not during an active flare-up or active inflammatory bowel disease. If your condition is controlled and in remission, contact us before booking. We can review your current health and medicines.

Are haemorrhoids a contraindication to colonic irrigation?

Not automatically. Haemorrhoids that are not bleeding, significantly inflamed or severely painful may still be compatible with treatment after consultation and screening. We do not proceed if the area is actively bleeding or inflamed, or if insertion of the disposable speculum cannot be tolerated comfortably.

How long after surgery can I have a colonic?

There is no single waiting period for every operation. RICTAT’s published guidance uses conservative minimums including about 6 weeks after a laparoscopic investigation, 3 months after a bowel or transrectal prostate biopsy, 3–6 months after abdominal surgery and 6 months after colon or rectal surgery or gastric band, sleeve or bypass surgery. Your actual recovery and medical discharge take priority, so please contact us before booking.

Should I tell my therapist about medication?

Yes. Please tell us about current prescription medicines and recent medical treatment. Anticoagulants, long-term steroids, diuretics and medicines linked to significant medical conditions may affect whether a colonic is suitable.

What happens if I am unsure whether my condition is a contraindication?

Please contact Parkland Natural Health or complete our suitability assessment before booking. If needed, we may ask you to get advice or written clearance from the healthcare professional responsible for your condition.

Check before you book

If anything on this page applies to you, complete our suitability assessment or contact the clinic before choosing a treatment.