IV Chelation · Minimally invasive (IV)
Report · May 2026
Minimally invasive (IV)High evidence
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IV Chelation in Spain: Prices, Protocol & Specialised Clinics

Heavy metal detoxification and arterial decalcification

Verified by LongevityMap·Updated 2026-03-28 · 9 min read
LongevityMap editorial review·longevity medicine team
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Scientific evidence cited·PubMed + Cochrane + DOI

Definition and how it works: IV chelation is a medical treatment that intravenously administers chelating agents (primarily EDTA — ethylenediaminetetraacetic acid — and DMPS) that bind to heavy metals (lead, mercury, arsenic, cadmium) and eliminate them via the kidneys. In functional cardiology, EDTA is also used to reduce calcium deposits in arterial walls, with evidence from the NIH's TACT trial for reducing cardiovascular events.

Duration
1–2/week
Frequency
20–40 infusions in initial protocol
Cost in Spain
€100–200 per infusion
Evidence
4+

What is IV Chelation?

IV chelation is a medical treatment that intravenously administers chelating agents (primarily EDTA — ethylenediaminetetraacetic acid — and DMPS) that bind to heavy metals (lead, mercury, arsenic, cadmium) and eliminate them via the kidneys. In functional cardiology, EDTA is also used to reduce calcium deposits in arterial walls, with evidence from the NIH's TACT trial for reducing cardiovascular events.

Origin and history

EDTA was synthesised in Germany in the 1930s. Its medical use for lead poisoning was established in the 1950s. Dr Norman Clarke introduced its cardiovascular use in 1956. Despite initial controversy, the TACT trial (2002–2012) provided grade A evidence for its use in functional cardiology.

IV Chelation protocol step by step

1. Heavy metal analysis Provoked urine with oral DMSA or blood test. Baseline zinc, calcium and magnesium levels.

2. Formulation and premedication Pre-infusion supplementation with essential minerals: zinc, magnesium, oral calcium.

3. EDTA IV infusion Ca-Na₂ EDTA in saline. 1.5–3 g over 3–4 hours. Maximum rate: 1 g/h.

4. Monitoring during infusion Calcium and symptom monitoring. Rate adjustment based on tolerance.

5. Periodic blood work Heavy metal panel, renal function and electrolytes every 5 sessions.

Benefits of IV Chelation

  • Removal of bioaccumulated heavy metals (lead, mercury, arsenic)
  • Reduction of cardiovascular events in post-MI patients (TACT trial)
  • Improved endothelial function
  • Reduction of metal-induced oxidative stress
  • Support for neurodegenerative diseases with a toxic component
  • Improved peripheral circulation

Who is IV Chelation for?

  • 1People with confirmed heavy metal exposure
  • 2Post-MI patients (especially diabetics)
  • 3People with peripheral arterial disease
  • 4Those seeking deep detoxification after industrial or environmental exposure
  • 5People with symptoms of chronic metal toxicity

Precautions and contraindications for IV Chelation

  • Renal insufficiency (EDTA is renally eliminated)
  • Pregnancy
  • Hypocalcaemia (EDTA chelates calcium)
  • Severe zinc deficiency (EDTA also chelates zinc)

Reference equipment for IV Chelation

EquipmentBrand / Model
Controlled IV infusion pumpB. Braun Perfusor / Fresenius Kabi
Heavy metal urine testDoctor's Data / Biolab / Genova

Clinics on LongevityMap declare their exact equipment for objective scoring.

Editorial note
Heavy metal detoxification and arterial decalcification
Verified by LongevityMap

How much does IV Chelation cost in Spain?

€100–200 per infusion

20–40 infusions in initial protocol (1–2/week)

Prices vary by clinic, equipment and practitioner experience. LongevityMap compares price and quality so you always make the best decision.

Top clinics in Spain for IV Chelation

No clinics registered for this treatment yet.

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Treatments that combine with IV Chelation

Canonical combo
IV Chelation + IV Therapy

Documented synergy between IV Chelation and IV Therapy. Canonical combination in literature · see protocol and evidence.

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Canonical combo
IV Chelation + Ozone Therapy

Documented synergy between IV Chelation and Ozone Therapy. Canonical combination in literature · see protocol and evidence.

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Canonical combo
IV Chelation + Biomarker Testing

Documented synergy between IV Chelation and Biomarker Testing. Canonical combination in literature · see protocol and evidence.

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Testimonials

Reserved for verified testimonials

We are collecting signed consents under GDPR Art. 9.2.a. First verified testimonials will appear once the first real clinics are onboarded (Q4 2026).

The science behind IV Chelation

The TACT trial (Trial to Assess Chelation Therapy) by the NIH, published in JAMA (2013) with 1,708 post-MI patients, showed an 18% reduction in cardiovascular events with EDTA chelation versus placebo. In diabetic post-MI patients, the reduction was 41%. Mechanisms include reduction of metal-catalysed oxidative stress and improved endothelial function.

  • Edetate Disodium-Based Chelation for Patients With a Previous Myocardial Infarction and Diabetes: TACT2 Randomized Clinical Trial
    JAMA · 2024

    JAMA 2024 TACT2 RCT (n=959, post-MI + diabetes, median 48-month follow-up): edetate disodium chelation did NOT reduce the composite cardiovascular endpoint (all-cause mortality, MI, stroke, revascularization, hospitalization for unstable angina) vs placebo: 35.6% vs 35.7% (HR 0.93; 95% CI 0.76-1.16; p=0.53). Did NOT confirm positive results from TACT 2013.

  • Chelation Therapy in Coronary Artery Disease: Fact or Fiction?
    Cardiology in Review · 2025

    Cardiology in Review 2025 ('Fact or Fiction?'): TACT (2013) showed modest CV benefits in diabetics, but TACT2 (2024) did NOT confirm efficacy in reducing CV events. Risks: renal dysfunction, electrolyte imbalances. NOT recommended as standard CAD treatment.

  • Chelation Therapy in Patients With Cardiovascular Disease: A Systematic Review
    Journal of the American Heart Association · 2022

    J Am Heart Assoc 2022 SR: studies on EDTA in cardiovascular disease show inconsistent results; one large RCT (TACT) showed benefit while smaller studies were heterogeneous. Limited evidence quality; additional RCTs needed.

  • Chelation therapy for atherosclerotic cardiovascular disease
    Cochrane Database of Systematic Reviews · 2020

    Cochrane SR/MA 2020 (5 studies, n=1,993): evidence on EDTA chelation in atherosclerotic cardiovascular disease is limited and of moderate-low certainty. Inconsistent results across studies on clinical events.

Last bibliographic review: 2026-03-28.

Frequently asked questions about IV Chelation

Is chelation a conventional treatment?

Chelation with DMSA/DMPS for acute heavy metal poisoning is fully accepted conventional medicine. EDTA chelation for cardiovascular purposes is more controversial but is supported by the NIH's TACT trial.

How do I know if my heavy metal levels are elevated?

Through provoked blood or urine analysis (urine collected after an oral DMSA dose). Some metals such as mercury can also be measured in hair. A specialised clinic can design the appropriate detection protocol.

Does chelation also remove essential minerals?

Yes, EDTA is not selective and can remove calcium, zinc, magnesium and other minerals. That is why chelation protocols always include essential mineral supplementation and periodic blood monitoring.

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LongevityMap content is for informational and educational purposes only. It does not constitute personalised medical advice. Always consult a healthcare professional before starting any treatment. Our team · Methodology