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Published on: 4/13/2026
Undergoing an upper endoscopy commonly causes throat soreness from mechanical irritation, dryness and micro-abrasions, which usually improves within a week with self-care like hydration, salt-water gargles, throat lozenges, humidified air, soft foods, voice rest and over-the-counter pain relievers.
However, there are several factors to consider and you should watch for warning signs such as worsening pain after 48 hours, high fever, difficulty breathing or swallowing, persistent hoarseness or bleeding. See below for complete details on next steps and when to seek prompt medical attention.
Post-Endoscopy Throat Care: Relief for Soreness and Irritation
Undergoing an upper endoscopy can leave you with throat pain after endoscopy. While discomfort is common, there are safe, effective steps you can take at home to ease soreness and promote healing. This guide covers what to expect, simple self-care measures, and when to seek medical attention.
What Causes Throat Pain After Endoscopy?
Throat soreness following an endoscopy typically stems from minor irritation as the scope passes through your mouth and throat. Common causes include:
Expected Timeline for Recovery
Most people notice throat discomfort immediately after the procedure. Here's a rough timeline:
Home Remedies for Sore Throat Relief
Simple self-care measures can bring significant relief. Try one or more of the following:
Hydration
Salt-Water Gargles
Lozenges and Throat Sprays
Humidify the Air
Soft, Soothing Foods
Rest Your Voice
Over-the-Counter Pain Relief
Avoid Irritants
When to Seek Medical Attention
While most throat pain after endoscopy is mild and temporary, certain signs warrant prompt medical evaluation:
If you experience any of these symptoms, do not hesitate to speak to a doctor. They can rule out complications such as infection, perforation or bleeding.
Use an Online Symptom Checker
If you're unsure whether your symptoms are within the normal range, get personalized guidance with a Medically approved LLM Symptom Checker Chat Bot. It can help you decide if you need to seek immediate care or if home treatment is sufficient.
Tips for a Speedy Recovery
Key Takeaways
Remember, while home care is effective for most, never ignore serious symptoms. If you experience life-threatening or concerning signs, speak to a healthcare professional right away. Your safety and well-being are the top priority.
(References)
* Furuya T, Tanaka Y, Tanaka M. Post-endoscopic sore throat and its management: a literature review. World J Gastroenterol. 2018 Dec 7;24(45):5093-5101. doi: 10.3748/wjg.v24.i45.5093. PMID: 30522194; PMCID: PMC6284145.
* Chen YX, Li LH, Zheng XJ, Li XH, Zhu LY, Xie HZ, Zhao ZJ. Oral gargling for reducing post-endoscopic sore throat: a systematic review and meta-analysis. Clin Res Hepatol Gastroenterol. 2021 Jul;45(4):101704. doi: 10.1016/j.clinre.2021.101704. Epub 2021 Apr 22. PMID: 33914849.
* Park JH, Jung SH, Kim KJ, Chae HR, Kim JM, Jang BI. Comparison of oral ice chips and lozenges for prevention of post-endoscopy sore throat: a randomized controlled trial. J Gastrointestin Liver Dis. 2021 Jun 25;30(2):189-195. doi: 10.15403/jgld-3351. PMID: 34293883.
* Cen Y, Liu D, Ma Z, Wu J, Ma H. A randomized controlled trial comparing the effects of different gargles on post-endoscopy sore throat. BMC Gastroenterol. 2023 Mar 29;23(1):108. doi: 10.1186/s12876-023-02758-2. PMID: 36979607; PMCID: PMC10058880.
* Tung J, Vashi P. Adverse Events of Upper Endoscopy. J Intensive Care Med. 2019 Jul;34(7):527-533. doi: 10.1177/0885066617750849. Epub 2018 Jan 5. PMID: 29302197.
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