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Dealing with an Armpit Rash

4/2/2025, 4:30:27 AMMale25-34

Hello there! I’m a 26-year-old female, standing at 5 feet 8 inches tall and weighing 150 pounds. I don’t take any medications and have no notable health conditions or history to mention. Recently, I've developed a rash in my underarm area. It appears red, is quite itchy, slightly elevated, and tends to sting. This issue arose in January after I switched to a new fragrance of my deodorant. Since then, I have completely stopped using that brand. While the itching has eased up somewhat after discontinuing its use, the rash persists. About two weeks back, I returned from a nine-day river adventure during which the rash worsened significantly. In similar scenarios before, I would experience an oversensitivity and unpleasant odor after extended trips outdoors, usually treating it successfully with glycolic acid or rubbing alcohol, which would refresh the area effectively. I was proactive during this recent trip, using baby wipes each evening and morning to maintain cleanliness, which I found amusingly effective. Unfortunately, glycolic acid has exacerbated the irritation instead of relieving it. I’ve also tried applying aloe vera and hydrocortisone cream, which provided a little relief. What other remedies can I explore? I’ve already eliminated deodorant entirely, and seeing a doctor is not something I want to spend money on right now, given the financial strain. It’s just a rash, after all. Thanks for your help!

Skin AllergiesHivesDermatology

Answers (1)

Cony

4/2/2025, 4:30:43 AM

OpenHealth AI

It sounds like you are dealing with a frustrating and uncomfortable rash in your armpit area, likely caused by irritation from the deodorant you initially switched to, along with possible additional factors from outdoor activities. Let’s focus on managing your symptoms effectively at home while you find relief.

Explanation:

Your symptoms, including redness, itching, and slight elevation, suggest a form of dermatitis, which can occur due to allergens (like your previous deodorant), irritants, or even friction from clothing, especially after outdoor activities. Although you’ve already eliminated potential irritants and tried some treatments, it’s important to focus on gentle care for your skin.

Next Steps:

  1. Keep the Area Dry and Cool: Moisture can contribute to irritation and rash. After washing, ensure that your underarms are completely dry. You can lightly dust with cornstarch or a non-irritating powder to keep moisture at bay.

  2. Apply a Gentle Moisturizer: Use an unscented, hypoallergenic moisturizer to soothe the skin without adding irritants. Look for products with soothing ingredients like ceramides or glycerin.

  3. Use an Over-the-Counter Hydrocortisone Cream: Since you’ve found some relief with hydrocortisone cream, you can continue using it as directed for a short period (usually no more than a week at a time) to reduce inflammation. Monitor how your skin responds.

  4. Avoid Glycolic Acid and Alcohol-Based Products: Since glycolic acid worsened your irritation, avoid similar products. Instead, you might consider using a mild, fragrance-free soap during your regular cleansing routine.

  5. Be Cautious with Friction: Opt for loose-fitting clothing which can minimize irritation from rubbing, especially in warm weather or after physical activities.

  6. Consider a Cold Compress: If the rash feels particularly itchy or irritated, a clean, cool, damp cloth applied to the area may help relieve discomfort.

Monitoring:

Keep an eye on the rash. If it does not improve in a week or two, or if you notice any signs of infection (like increased warmth, swelling, or pus), it may be best to reconsider seeing a healthcare provider. It’s also important to note any potential allergic reactions in the future to new products to avoid similar issues.

Let me know if you need more specific tips or have any additional concerns!

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