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ENT & Soft Tissue AblationMarch 18, 2026INVAMED Medical Affairs

7 Common Questions About Intranasal Phototherapy

7 common questions about intranasal phototherapy for allergic rhinitis, covering how sessions work, sensations, and who typically discusses this option.

Intranasal phototherapy is a relatively newer concept for many patients researching drug-free options for allergic rhinitis, so it often raises a number of practical questions. This article addresses seven commonly asked questions in general, educational terms. For guidance specific to an individual situation, a physician consultation is recommended.

1. What Is Intranasal Phototherapy?

Intranasal phototherapy refers to a device-based approach that delivers light — typically combining narrow-band UVB, visible light, and infrared wavelengths — directly to the nasal mucosa. Devices such as INVAMED's Voltran system are designed for this purpose in the context of allergic rhinitis management, positioned as a non-invasive, drug-free option.

2. How Does It Work?

The general concept described in educational materials is that combined light wavelengths are intended to influence immune cells present in the nasal mucosa — including mast cells, T lymphocytes, and eosinophils — with the goal of reducing local histamine production and release, thereby limiting the allergic inflammatory response associated with rhinitis symptoms.

3. What Does a Typical Session Involve?

A typical session is generally described as brief, often around five minutes, during which the device applicator is positioned to direct light onto the nasal mucosa. The application is generally described as non-heat-generating, meaning it is not designed to produce a thermal sensation or tissue damage during use.

4. Is the Procedure Painful?

Intranasal phototherapy is generally described in product materials as a comfortable, non-invasive application without a heat sensation. Individual sensitivity can vary, and any concerns about comfort during a session are worth discussing directly with the treating clinical team.

5. Who Typically Discusses This Option With Patients?

Physicians who manage allergic rhinitis, including ENT specialists and allergists, may discuss intranasal phototherapy as one of several management options, particularly for patients interested in a drug-free approach or those looking to complement their existing management plan. Candidacy and appropriateness are determined individually based on a patient's specific symptom pattern and history.

6. How Does It Compare With Antihistamines or Nasal Sprays?

Intranasal phototherapy is generally framed as an additional, non-pharmacological option rather than a direct replacement for medications like antihistamines or intranasal corticosteroids. Physicians may discuss combining approaches or using phototherapy as an alternative for patients seeking to reduce medication reliance, depending on individual circumstances.

7. Is Intranasal Phototherapy Available Everywhere?

Device availability and regulatory status vary by country. Please contact INVAMED or your authorized local distributor for current regulatory information applicable to your region.

Frequently Asked Questions

Does intranasal phototherapy require multiple sessions?

Session frequency and total course length are generally determined by the treating physician based on the individual's symptom pattern and response, rather than following a single fixed protocol for all patients.

Can children use intranasal phototherapy?

Appropriateness for a specific age group or individual patient is a clinical determination made by the treating physician, taking into account the device's Instructions for Use and the patient's specific presentation.

Are there situations where intranasal phototherapy would not be recommended?

As with any device-based therapy, certain individual health factors may lead a physician to recommend a different approach. A full evaluation and medical history review help determine whether this option is appropriate for a specific patient.

Related INVAMED Resources


Medical Disclaimer: This article is provided for general informational and educational purposes only and does not constitute medical advice, diagnosis, or treatment recommendation. It is not a substitute for consultation with a qualified healthcare professional. Product indications, availability, and regulatory status vary by country. Always refer to the official Instructions for Use (IFU) and consult a licensed physician for guidance specific to your situation. INVAMED devices are intended for use by trained healthcare professionals.

Reviewed by: INVAMED Medical Affairs

This content is prepared for educational purposes for healthcare professionals and does not constitute medical advice. Always consult clinical guidelines and product instructions for use.

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