--- title: "Is Ozone IV Therapy Safe? Who Should Avoid It" url: https://icryo-stjohns-fl.com/blog/is-ozone-iv-therapy-safe description: "Who should avoid ozone IV therapy, what the risks are and why screening matters. An honest safety guide from iCRYO St. Johns, FL." lang: en --- Get Your Free Wellness Plan – Personalized just for you (https://icryo-stjohns-fl.com/free-wellness-plan) # Is Ozone IV Therapy Safe? Who Should Avoid It Updated October 20, 2026 · 2 min read Image: Medical screening before ozone IV therapy at iCRYO St. Johns (https://icryo-stjohns-fl.com/__l5e/assets-v1/3a92955a-fa4d-44ef-956b-cbbea07097b2/is-ozone-iv-therapy-safe-st-johns-fl.webp) If you're considering ozone IV therapy, safety should be your first question. Good clinics welcome it. Here's an honest guide to the risks of ozone UV IV therapy (https://icryo-stjohns-fl.com/services/ozone-uv-iv), who should avoid it and how screening protects you. New to ozone? Start with What Is Ozone UV IV Therapy? (https://icryo-stjohns-fl.com/blog/what-is-ozone-uv-iv-therapy) ## Who Should Not Get Ozone Therapy? Ozone IV therapy may not be safe if you: - **Have G6PD deficiency**, an enzyme deficiency that affects red blood cells - **Are pregnant** - **Have an overactive thyroid** (hyperthyroidism) - **Have bleeding disorders** or take blood thinners - **Have had a recent heart attack** or have certain heart conditions - **Have uncontrolled high blood pressure** - **Have a history of seizures** - **Have had a reaction to ozone** in the past Our medical team will review your full health history. ## Why G6PD Screening Matters People with G6PD deficiency may be at risk of red blood cell breakdown with oxidative therapies. A simple blood test checks for it. Learn more in Why You Need a G6PD Test (https://icryo-stjohns-fl.com/blog/g6pd-test-vitamin-c-iv). ## Possible Side Effects - Tiredness after a session - Brief lightheadedness - Bruising or soreness at the IV site Serious complications are possible with any IV procedure, which is why technique, sterile equipment and trained staff matter. ## Never Inhale Ozone Ozone can irritate and damage the lungs. In ozone UV IV therapy, it's handled in a closed, controlled system. ## What Makes a Clinic Safe? - Thorough medical screening - Required tests like G6PD - Medical-grade ozone and equipment - Trained, licensed staff - Clear consent and honest information - A plan for follow-up ## Know the Evidence Ozone therapy isn't FDA-approved to treat any medical condition, and high-quality human research is limited. Read Ozone UV IV Benefits: What It's Used For (https://icryo-stjohns-fl.com/blog/ozone-uv-iv-benefits). ## Safer Alternatives for Common Goals If ozone therapy isn't right for you, consider: - **IV infusions (https://icryo-stjohns-fl.com/services/iv-infusion)** for hydration and nutrients - **High-C IV (https://icryo-stjohns-fl.com/services/high-dose-vitamin-c)** for immune support (G6PD screening still required) - **Hyperbaric oxygen (https://icryo-stjohns-fl.com/services/hyperbaric)** for oxygen-focused wellness Have questions about safety? Ask us anything. ## Ozone UV IV Therapy in St. Johns, FL iCRYO St. Johns is at **120 Durbin Pavilion Dr Suite 103, St. Johns, FL 32259**, in Durbin Pavilion with free on-site parking. We welcome clients from Fruit Cove, Julington Creek, Nocatee, Ponte Vedra, World Golf Village and St. Augustine. - See our current intro offers: https://icryo-stjohns-fl.com/deals - Book your intro visit: https://icryo-stjohns-fl.com/book-now - Get your free personalized wellness plan: https://icryo-stjohns-fl.com/free-wellness-plan Questions? Call (904) 513-8877. ## Ozone UV IV Therapy FAQs Is ozone IV therapy safe? Safety depends on proper screening, medical-grade equipment, trained staff and correct technique. It isn't right for everyone, and it isn't FDA-approved to treat medical conditions. Who should not get ozone therapy? People with G6PD deficiency, pregnancy, an overactive thyroid, bleeding disorders or blood thinner use, a recent heart attack or certain other conditions should not get ozone therapy or need careful evaluation. What are the side effects of ozone IV therapy? Possible side effects include tiredness, lightheadedness and bruising at the IV site. Serious complications are possible, which is why screening and trained staff matter. Can you inhale ozone? No. Ozone should never be inhaled because it can irritate and damage the lungs. In therapy, it's used in a closed system. iCRYO St. Johns Team The iCRYO St. Johns team helps clients across St. Johns County look and feel their best. ## Related Articles What Is Ozone UV IV Therapy? Process and How It Works Ozone UV IV therapy combines medical-grade ozone and UV light exposure with a small amount of your own blood. Learn how it works in St. Johns, FL. https://icryo-stjohns-fl.com/blog/what-is-ozone-uv-iv-therapy Ozone UV IV Benefits: What It's Used For What do people use ozone UV IV therapy for, and what does research actually show? An honest guide to potential benefits from iCRYO St. Johns, FL. https://icryo-stjohns-fl.com/blog/ozone-uv-iv-benefits What to Expect at Your First Ozone UV IV Session From screening to aftercare, here's what happens at your first ozone UV IV session and how to prepare. A first-timer's guide from iCRYO St. Johns, FL. https://icryo-stjohns-fl.com/blog/ozone-uv-iv-what-to-expect Learn more about Ozone UV IV Therapy in St. Johns, FL View the Ozone UV IV Therapy service page → https://icryo-stjohns-fl.com/services/ozone-uv-iv Start your wellness journey in St. Johns Get Your Free Wellness Plan: https://icryo-stjohns-fl.com/free-wellness-plan Book Your Intro: https://icryo-stjohns-fl.com/book-now (904) 513-8877 (+19045138877) ## Structured data ```json [ [ { "@context": "https://schema.org", "@type": "BlogPosting", "headline": "Is Ozone IV Therapy Safe? Who Should Avoid It", "description": "Who should avoid ozone IV therapy, what the risks are and why screening matters. 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