GLASS LAB · Medical Aesthetics Evidence Index 303 cells · 19,226 papers · 5,969 top-tier evidence

Healing / Recovery · Post-laser recovery

PN PDRN injection evidence for Post-laser recovery

C 46.0 / 100 Supported 10 RCT/meta · 6 clinical/observational · 3 case · 67 total
Early-stage evidence

This is an early evidence stage based mainly on observational studies and case reports. Use it as supplementary reference, and follow your doctor's judgment for treatment decisions.

Grade combines the quantity and quality of the research, while direction is a separate signal showing how the papers assess effectiveness.

Median year 2023 Last 5 years 63% Positive results 45% Negative results 3 Korea/Asia 2

Known in Korea as

리쥬란리쥬란 S리쥬란 아이리쥬란 힐러

Procedure and brand names vary, but the evidence above applies to the same procedure mechanism.

Key papers

tier1 Air-Botulinum Neurotoxin and Polydeoxyribonucleotide Injections for Acne Scar Treatment. Aesthetic plastic surgery · 2025 · PMID 40826297

Abstract summary (English) INTRODUCTION: Botulinum toxin injections, commonly used for wrinkle reduction, have been found to improve skin quality, including elasticity and texture, when used intradermally. Recent studies suggest that combining botulinum toxin with other treatments, like polydeoxyribonucleotide (PDRN), may enhance the effectiveness of scar treatments. This case study explores the efficacy of combining air-botulinum toxin...

Journal Article, Randomized Controlled Trial

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tier1 Early Postoperative Injections of Polydeoxyribonucleotide Prevent Hypertrophic Scarring After Thyroidectomy: A Randomized Controlled Trial. Advances in wound care · 2022 · PMID 35713247

Abstract summary (English) Objective: Polydeoxyribonucleotide (PDRN) is known to enhance wound healing, but there has been no clinical trial investigating the effect of PDRN on scar prevention in surgical wounds. This study aimed to evaluate the efficacy of PDRN administration in preventing postoperative scars. Approach: In this randomized controlled trial (NCT05149118), 44 patients who underwent open thyroidectomy were randomly...

Randomized Controlled Trial, Journal Article, Research Support, Non-U.S. Gov't

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tier1 Preliminary Prospective and Randomized Study of Highly Purified Polynucleotide vs Placebo in Treatment of Moderate to Severe Acne Scars. Aesthetic surgery journal · 2021 · PMID 33755110

Abstract summary (English) BACKGROUND: Managing acne scars is a challenge and therapies are divided into nonsurgical and surgical. Highly Purified Technology Polynucleotides (PN-HPT) is a compound that contains a mixture of DNA polymers of different lengths. Numerous studies have shown that PN-HPT also serves as an energy source, thus influencing cellular growth and cell vitality.

Journal Article, Randomized Controlled Trial

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tier1 Effectiveness of polydeoxyribonucleotide injection versus normal saline injection for treatment of chronic plantar fasciitis: a prospective randomised clinical trial. International orthopaedics · 2015 · PMID 25920599

Abstract summary (English) PURPOSE: Polydeoxyribonucleotide (PDRN) has been used for the treatment of chronic tendinosis. This prospective randomised study was conducted to evaluate the efficacy and complications of PDRN injection for treatment of plantar fasciitis. METHODS: Forty patients with a clinical diagnosis of plantar fasciitis were randomly allocated to PDRN injection (PDRN group, n = 20) or normal saline injection (placebo group, n...

Journal Article, Randomized Controlled Trial, Research Support, Non-U.S. Gov't

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tier1 Effects of polydeoxyribonucleotide in the treatment of pressure ulcers. Journal of Korean medical science · 2014 · PMID 25473213

Abstract summary (English) This study aimed to examine the positive effects of polydeoxyribonucleotide (PDRN) on the wound-healing process in pressure ulcers. In this randomized controlled trial, the effects of PDRN were compared over time between an experimental group (n=11) and a control group (n=12). The former was administered the same dose of PDRN intramuscularly (1 ampule, 3 mL, 5.625 mg, for 5 days) for 2 weeks and perilesionally (1...

Journal Article, Randomized Controlled Trial

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tier1 A phase III, randomized, double-blind, matched-pairs, active-controlled clinical trial and preclinical animal study to compare the durability, efficacy and safety between polynucleotide filler and hyaluronic acid filler in the correction of crow's feet: a new concept of regenerative filler. Journal of Korean medical science · 2014 · PMID 25473210

Abstract summary (English) The Rejuran® is a new filler product made from purified polynucleotides. Here we present data from an animal study and a clinical trial to examine the durability, efficacy and safety of the Rejuran® on crow's feet. For the animal study, 25 mice were divided into three groups: Group 1 received phosphate buffered saline (PBS); Group 2 were treated with Yvoire®; and Group 3 were treated with Rejuran®.

Clinical Trial, Phase III, Journal Article, Randomized Controlled Trial, Research Support, Non-U.S. Gov't, Retracted Publication

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tier1 The effect of PDRN, an adenosine receptor A2A agonist, on the healing of chronic diabetic foot ulcers: results of a clinical trial. The Journal of clinical endocrinology and metabolism · 2014 · PMID 24483158

Abstract summary (English) CONTEXT: Foot ulcer is the principal cause of hospitalization for patients with diabetes. Polydeoxyribonucleotide (PDRN), an adenosine A2A receptor agonist, improves wound healing in diabetic mice. OBJECTIVE: The aim of this study was to evaluate the effect of PDRN on chronic ulcer healing in patients with diabetes.

Journal Article, Randomized Controlled Trial, Research Support, Non-U.S. Gov't

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tier1 Clinical evaluation of corneal epithelialization after photorefractive keratectomy in patients treated with polydeoxyribonucleotide (PDRN) eye drops: a randomized, double-blind, placebo-controlled trial. European journal of ophthalmology · 2004 · PMID 15309972

Abstract summary (English) PURPOSE: The effect of polydeoxyribonucleotide (PDRN) eye drops vs placebo on corneal epithelial healing after photorefractive keratectomy (PRK) for correction of myopic and myopic-astigmatic defects was evaluated in a randomized, double-blind clinical trial. Primary endpoint for efficacy was the evolution of corneal re-epithelialization. Secondary endpoint was the evaluation of PDRN eye drops tolerability.

Clinical Trial, Journal Article, Randomized Controlled Trial

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tier1 Clinical evaluation of the trophic effect of polydeoxyribonucleotide (PDRN) in patients undergoing skin explants. A Pilot Study. Current medical research and opinion · 2001 · PMID 11759182

Abstract summary (English) OBJECTIVE: The purpose of this double-blind, randomised, placebo-controlled study was to assess the effects of intramuscular and subcutaneous PDRN in favouring the wound-healing process in donor sites of grafts. METHODS: 26 adult patients of both sexes (15 males and 11 females; mean age: 68.2 +/- 16.1 years) subjected to skin explants due to plastic surgery were eligible to participate in this double-blind,...

Clinical Trial, Journal Article, Randomized Controlled Trial

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tier1 The pharmacologic therapy of post-cauterization and post-laser vaporization with polydeoxyribonucleotide. Annali di ostetricia, ginecologia, medicina perinatale · 1990 · PMID 2102064

Abstract summary (English) The most widely used ablative techniques in the therapy of benign cervical lesions are physical treatments with cauterization or laser vaporization; these are, however, usually used for the largest or symptomatic lesions. Many Authors suggest, after physical treatment, the use of topical chemotherapy in order to abolish any possible inflammatory reaction. The use of drugs such as polydeoxyribonucleotide (PDRN) 5 mg...

Clinical Trial, Comparative Study, Journal Article, Randomized Controlled Trial

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