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Published on: 5/22/2026
Nasal steroids effectively reduce inflammation and congestion in conditions like allergies, sinusitis, and polyps but can cause side effects such as dryness, irritation, nosebleeds, and may rarely lead to a septal perforation if used incorrectly or for prolonged periods. Risk is higher with improper spray technique, high doses, chronic inflammation, or prior nasal trauma.
See below for comprehensive doctor-recommended prevention steps—including proper spray angle, mucosal moisturizing, dose management, alternating nostrils, and regular follow-up—along with full details on side effects, risk factors, and next steps for your healthcare journey.
Nasal steroid sprays are commonly prescribed to treat allergies, nasal polyps, sinusitis and other inflammatory conditions. They work by reducing inflammation in the nasal passages, improving airflow and relieving congestion. Like any medication, however, they can cause side effects—most commonly mild irritation and nosebleeds. In rare cases, improper use can contribute to septal damage, even leading to a hole in the septum (septal perforation). This guide reviews steroid nasal spray side effects, explains how septal perforations happen, and outlines doctor-recommended prevention steps.
Most people tolerate nasal steroids well, but some may notice:
These effects are usually mild, improve over a few days, and can often be managed at home. If nosebleeds become frequent or heavy, or if you notice persistent pain or crusting, discuss this with your doctor.
The septum is the thin wall of bone and cartilage dividing the left and right nasal cavities. It's covered by a delicate, well-vascularized lining (mucosa).
A septal perforation is a small "hole in septum" where the mucosal layers fail to heal back together. Factors include:
When steroids dry the mucosa or spray incorrectly strikes the septum, minor ulcers or erosions may form. Left unchecked, these can deepen into a full-thickness perforation.
Some people are more prone to developing a hole in their septum:
Understanding these factors helps both patients and doctors take steps to minimize risk.
Early detection allows adjustments before perforation occurs.
If a small perforation does develop, many cases can be managed conservatively:
While most steroid nasal spray side effects are mild, contact your doctor or seek emergency care if you experience:
If you're unsure whether your symptoms require medical attention, you can get personalized guidance through Ubie's Medically approved LLM Symptom Checker Chat Bot to help determine your next steps.
Always use your nasal steroid spray exactly as prescribed, and check in with your healthcare provider if you notice anything unusual. For any life-threatening or serious concerns, speak to a doctor immediately.
(References)
* Stoddard, C. L., & Wise, S. K. (2014). Prevention of nasal septal perforation due to topical steroid sprays. *Current Opinion in Allergy and Clinical Immunology*, *14*(1), 1–6.
* Ramakrishnan, V. R., & Hwang, P. H. (2019). Steroid-induced nasal septal perforation: Is there a role for medical management?. *Current Opinion in Otolaryngology & Head and Neck Surgery*, *27*(1), 32–37.
* Saffran, D. C., & Goldstein, S. I. (2006). Topical nasal steroids and nasal septal perforation: an update. *Current Opinion in Otolaryngology & Head and Neck Surgery*, *14*(1), 60–62.
* Jung, M. H., Min, C. I., Kim, H. G., & Kang, J. M. (2009). Nasal septal perforation caused by nasal steroid sprays: incidence and risk factors. *Otolaryngology—Head and Neck Surgery*, *141*(1), 66-70.
* Shah, H., Singh, R., & Patel, C. V. (2021). Preventing nasal injury from topical nasal steroids: a systematic review. *International Forum of Allergy & Rhinology*, *11*(7), 1146–1152.
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