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Coronary heart disease

Coronary heart disease, and the chelation question

What happens in the heart's arteries, what standard treatment does, and what two NIH trials found when they tested the clinic's main alternative.

Pharmacist review pending72 verified passagesUpdated 2026-10-26

What happens in the arteries

Heart disease is the leading cause of death in the United States.1 In coronary heart disease, plaque made of fat, cholesterol and calcium builds up inside the heart's arteries. It reduces blood flow and makes clots more likely.2

How coronary heart disease develops

A simplified sequence based on NHLBI's description.

  1. Plaque builds up

    Fat, cholesterol and calcium collect inside the heart's arteries.2

  2. Blood flow drops

    The artery narrows and the heart muscle gets less blood.2

  3. Clots become likelier

    Plaque makes blood clots more likely to form.2

  4. Symptoms or an event

    Often the first sign is chest pain or a heart attack.3

Many people do not know they have it until they have chest pain, a heart attack or cardiac arrest.3 That is why risk factors such as cholesterol and blood pressure matter even when you feel well.

Standard care

The good news is that, for most people, coronary heart disease is preventable with a heart-healthy lifestyle and medicines, and plaque buildup may even be stopped or reversed.4 Treatment combines lifestyle change, medicines and, when needed, procedures.5

Standard care and what each part does

ApproachWhat it doesWhen it is used
Heart-healthy lifestyleManages cholesterol, blood pressure and weight; not smoking protects vessels.11Everyone, at every stage.5
StatinsControl cholesterol and slow plaque buildup.6High risk, or diagnosed disease.6
Low-dose aspirinHelps prevent another heart attack or stroke.7After a heart attack or stroke; not with high bleeding risk.7
NitratesWiden the arteries and relieve angina.8Chest pain from narrowed arteries.8
Angioplasty and stentOpen a narrowed or blocked artery.9Significant blockages.9
Bypass surgery (CABG)Routes blood around blocked arteries.10Severe disease in several arteries.10

Each part has a specific job: statins slow plaque buildup,6 low-dose aspirin helps prevent another heart attack,7 nitrates relieve angina,8 and angioplasty or bypass restores blood flow when blockages are severe.910

The clinic's approach

The Pakistan Institute of Medical Advancement's heart note describes an "integrative approach" built on chelation and oxidative therapy. It states that heart disease is caused by "micro clot and micro plaques" and that angioplasty, bypass surgery and "blocker drugs" cannot treat it.2627 Its Urdu brochure says chelation opens any artery within a few months, and that many heart patients recovered without a bypass.2832

The clinic's approach, and what the evidence shows

Three heart treatments the clinic's documents propose, each with the clinic's words first, then independent evidence.

  1. EDTA chelation to open blocked heart arteries instead of angioplasty or bypass surgery

    Proposed instead of standard careEvidence points the other way
    Where the clinic says this
    "HEART DISEASES" note;26 Urdu trifold brochure;28 "ED-JECT" product sheet.29
    The clinic's stated rationale
    The note states that heart disease is caused by "micro clot and micro plaques" and that angioplasty, bypass and "blocker drugs" cannot treat it.26 The product sheet cites the first NIH trial, where people with diabetes did better on chelation.29
    Evidence and limitations
    This is the clinic proposal with the most research behind it, so the full picture matters. In TACT, cardiac events were 26% on chelation and 30% on placebo, but NIH judged that not enough to support routine use.16 The benefit appeared only in people with diabetes,17 so TACT2 repeated the test in that group: 35.6% with EDTA against 35.7% with placebo.19 The sheet cites the first result and not the second. NHLBI concludes that chelation does not seem to stop plaque or reduce complications,13 and it is not FDA-approved for heart disease.14
    What this means for you
    Chelation can cause dangerously low calcium and kidney damage.21 Do not delay or refuse a recommended stent, bypass or heart medicine in favor of it.23 If you are considering it, discuss it with your cardiologist first.
  2. Lumbrokinase ("Rotoplasminogen-Ec"), an earthworm enzyme promoted as "Bypassing the bypass"

    Proposed instead of standard careNot proven
    Where the clinic says this
    Brochure set, pages 7–8.3031
    The clinic's stated rationale
    It is described as a natural clot-dissolving and anti-platelet agent.3031
    Evidence and limitations
    ProperHealth found no NIH or FDA evaluation of lumbrokinase for heart disease. Treatments that are proven to lower clot risk after a heart attack, such as low-dose aspirin, are prescribed and supervised, partly because of bleeding risk.7
    What this means for you
    A product described as clot-dissolving and anti-platelet should not be added to aspirin or other blood thinners without your prescriber.
  3. Ozone, chlorine dioxide and DMSO for "a sick heart"

    Proposed instead of standard careRegulator safety warning
    Where the clinic says this
    "HEART DISEASES" note.27
    The clinic's stated rationale
    The note lists them with nutrients, deworming and herbs as the treatment for heart disease.27
    Evidence and limitations
    Federal regulation describes ozone as a toxic gas with no known useful medical application.24 The FDA says drinking chlorine dioxide (MMS) is the same as drinking bleach and can cause life-threatening low blood pressure.25 ProperHealth found no NIH or FDA evidence for DMSO in heart disease.
    What this means for you
    These are not treatments for heart disease. If someone has taken chlorine dioxide, get medical advice.
Clinic documents are private files, cited by page or section; the Urdu brochure is quoted in ProperHealth's translation. No preparation or dosing details are reproduced.
Why there are no instructions here. The clinic's documents include infusion details. ProperHealth does not reproduce them; chelation carries risks of dangerously low calcium and kidney damage.21

Evidence and limitations

Chelation is one of the few alternative heart treatments tested in large trials. TACT enrolled 1,708 people who had had a heart attack and randomly assigned them to EDTA or placebo infusions.15 Events were 26% with chelation and 30% with placebo, a difference NIH said was not, by itself, enough to support routine use.16

Heart events in the two NIH chelation trials

TACT (results 2013)16
26%EDTA chelation
30%Placebo
TACT2 (results 2024)19
35.6%EDTA chelation
35.7%Placebo

Who was studied, and what each group received

  • TACT (first trial): 1,708 adults aged 50 or older who had had a heart attack; 40 infusions of EDTA or placebo, without knowing which.15
  • Why a second trial: the TACT benefit appeared only in people with diabetes.17
  • TACT2 (second trial): adults aged 50 or older with diabetes and a past heart attack, 2016–2023.18

These are results from research trials in these participants. They are not evidence for any ProperHealth, Clarkson or clinic service.

Percent of participants with a cardiac event in each group, as reported by NCCIH. Both trials added EDTA on top of standard heart care. TACT2 enrolled only people with diabetes, who had more advanced disease than in TACT.

Because the benefit appeared only in people with diabetes, TACT2 tested that group directly.1718 Heart events were almost identical: 35.6% with EDTA and 35.7% with placebo. NIH concludes that the findings do not support chelation to reduce heart risk in this group.19 The clinic's product sheet cites the first trial's diabetes result, but not the second trial.29

A real effect, but not the one claimed. EDTA did remove lead from the blood; it did not reduce heart events.20 NHLBI's treatment guidance concludes that chelation does not seem to stop plaque or reduce complications.13

What to do this week

  1. Know your numbers

    Ask about your cholesterol, blood pressure and blood sugar, and what they mean for your heart risk.11

  2. Keep taking prescribed heart medicines

    Statins and aspirin have specific, proven jobs.67

  3. Bring every supplement and therapy to your visit

    Including any chelation or infusion you are considering.12

  4. Move more, and stop smoking

    Both protect the heart's blood vessels.11

  5. Ask your cardiologist about chelation first

    It carries risks of low calcium and kidney damage.21

When to get help now

Each warning sign cites the official guidance behind it. The wording still needs pharmacist sign-off.

  • Chest pain, pressure or tightness lasting more than a few minutes, or spreading to the arm, jaw or back, with sweating or breathlessness: call 911.33
  • Sudden shortness of breath, fainting, or a racing or irregular heartbeat with chest pain or dizziness: call 911.3435
  • New chest pain, or angina that is suddenly worse, comes with lighter activity, lasts longer than usual or happens at rest: call 911.36
  • After a chelation infusion, little or no urine can signal kidney harm — contact your provider. Muscle cramps and tingling can be signs of low blood calcium, a known risk of chelation.37384142
  • Anyone who has swallowed bleach or chlorine dioxide (the FDA calls it “a powerful bleach”): call Poison Control at 1-800-222-1222, or 911 if the person collapses, has a seizure or has trouble breathing.394043

Every numbered marker links to the exact passage it rests on. Check the sources.