OpenHealth Q&A

Get answered by medical professionals

Sudden Eye Irritation in the Night: Could It Be Allergies?

7/28/2025, 10:30:28 PMMale25-34

At 22 years old, I experienced an unusual disturbance during the night because of severe itchiness in my left eye. Could anyone relate to this situation aside from it being allergy-related? I quickly got out of bed and headed to the bathroom, hoping to ease the discomfort by rinsing my eye with cool water. To further alleviate the irritation, I applied some eye drops. After returning to bed, I awoke to find my left eye noticeably red, a condition that persisted throughout the day. I wonder what could have triggered this reaction. Does this seem like a case of allergies to anyone? I can't shake the feeling that I might have a sensitivity to cats, especially since my feline friend had been curled up on my bed earlier that day.

Skin AllergiesPet AllergiesAllergy & Immunology

Answers (1)

Cony

7/28/2025, 10:30:54 PM

OpenHealth AI

It sounds like you are experiencing significant irritation in your left eye, which has persisted and is notably red. Your concern about allergies, possibly related to your cat, is valid and can indeed be a common trigger for eye irritation.

Explanation:

Sudden eye irritation, especially at night, can result from several factors, including allergies. Allergic reactions can cause symptoms such as itching, redness, and swelling. Common allergens that could lead to such reactions include pet dander (like from cats), pollen, dust mites, or even changes in environmental conditions (like dry air).

The fact that your cat was near you prior to the irritation suggests that it might be a contributing factor, especially if you have a history of allergy symptoms when around pets.

Next Steps:

  1. Avoid Direct Contact: If you suspect allergies from your cat, consider keeping him out of your bedroom, especially during the night.

  2. Cool Compresses: Apply a clean, cool, damp cloth over your closed eyelid for about 10-15 minutes to help reduce irritation and redness.

  3. Over-the-Counter Antihistamines: Consider using over-the-counter antihistamine eye drops designed for allergy relief. These can help alleviate symptoms significantly.

  4. Monitor Symptoms: Keep an eye on your symptoms for the next few days. If the redness and irritation do not improve, or if they worsen, consider documenting the details of your symptoms for future reference.

  5. Environment Considerations: Try using air purifiers or hypoallergenic bedding to reduce allergens in your living space. Regular cleaning can also help minimize pet dander and dust.

If your symptoms persist, worsen, or you develop additional symptoms like discharge or vision changes, be sure to seek further evaluation. Your comfort is important, and taking these steps can help you find relief.

Related Questions

Rash on the Dorsal Side of My Hands

A 24-year-old male, standing 5'3" and weighing 125 pounds, is not currently taking any medications. While I do not smoke, I am often exposed to secondhand smoke from those around me, and I have recently spent time in an environment where a significant amount of unpleasant smoke is produced due to casting activities. For approximately three weeks, I have been experiencing a rash on the backs of both my hands. I initially became aware of it after working on my car's engine. The rash has led to dryness and itching, and I took a photo after my shower today, highlighting the redness that has become particularly noticeable. What are some effective treatments for this condition?

Skin AllergiesAllergy & ImmunologyDermatology
Male25-34
4 hours ago

Understanding Foam in Urine: When is it a Concern?

Age 24, I've observed a notable increase in the amount of foam in my urine over the past couple of years, compared to what I remember from before. About a year ago, I mentioned this to my primary care physician, who seemed somewhat dismissive of my concerns. Nonetheless, they proceeded to conduct a urinalysis, which returned normal results, indicating no elevated protein levels. I frequently undergo blood tests, and both my eGFR and creatinine levels typically fall within the normal range, although I did experience some fluctuations linked to a bout of mononucleosis a couple of years back, where my eGFR dipped near 70; it currently remains above 100. I suspect that changes in my urological function, likely from aging, are contributing to a stronger urine stream now than in my youth. The foam generally settles down after a few minutes, although occasionally it lingers longer than expected. I make a concerted effort to stay hydrated, even though I don’t always succeed, so I wonder if mild dehydration could partially account for the foaming. This concern is particularly relevant as I'm resuming strength training and planning to increase my protein consumption. I want to ensure that my kidneys are not overtaxed due to any potential underlying issues. Additionally, I have a history of taking 5 grams of creatine daily, paired with plenty of water, which makes me cautious about this, too. Is there a point at which foaming in urine is considered excessive, or does a specific threshold exist that I should be aware of?

HivesAllergy & ImmunologyDermatology
Male25-34
4 hours ago

Understanding Symptoms of Salmonella: What to Do Next

My boyfriend, who is 26, experienced a fever that peaked at approximately 99.5°F yesterday morning. Thankfully, after resting and taking NyQuil, his fever subsided by this morning. However, he has been dealing with severe abdominal pain and persistent diarrhea since last evening, which has not shown much improvement. He has been making frequent trips to the restroom, nearly every hour throughout the night and again today. While I initially thought he might be improving since the fever has decreased, I became alarmed upon noticing bright red blood in his stool and on the toilet paper after he wipes. It has been around 40 hours since the fever began, and my concern has heightened now that blood has appeared. I’ve come across some online information suggesting these symptoms might be typical for salmonella infections, and I’m uncertain whether we should seek medical attention immediately or if it’s advisable to wait another day or two to see if his condition improves. I realize that consulting a doctor as soon as possible would be the best course of action. However, he currently lacks insurance, which makes him hesitant to get checked right away. Any guidance on this matter would be greatly appreciated, thank you.

Drug AllergiesHivesAllergy & Immunology
Male25-34
6 hours ago

Navigating Alcohol Challenges

My partner has recently developed issues with alcohol. Over the past year, he has been consuming significant amounts—roughly two bottles of distilled spirits each week, in addition to beer. A decade ago, he struggled with inhalants and even faced near-fatal consequences, but he had maintained sobriety until he turned to drinking. He believes he has plenty of time before the effects of alcohol will manifest. How long can he continue this way before it becomes a serious problem? He is a 53-year-old male, weighing 325 pounds, standing at 5 feet 11 inches, and he is currently on medication for hypertension. Although we plan to separate later this year, it’s clear that this situation will have an impact on our three children.

Drug AllergiesAsthmaAllergy & Immunology
Male25-34
7 hours ago

Exploring MRI vs. CT Scans for Headache Evaluation

Greetings! My husband, aged 33, has been suffering from persistent headaches for the past couple of months. These headaches predominantly affect the right side of his head, specifically behind his eye, and tend to surface several times each week, particularly in the evenings. Relief is often found with extra-strength Tylenol, although there have been instances where the pain has persisted throughout the night and into the following day. The discomfort intensifies when he bends over or makes any sudden movements. In an effort to manage his symptoms, his doctor recommended magnesium supplements, which initially seemed to reduce the frequency of the headaches for a few weeks; unfortunately, the relief was only temporary as the headaches returned. He underwent blood tests, revealing that all results were normal apart from a minor elevation in his white blood cell count, which the physician indicated could potentially relate to a bacterial infection. My husband experienced a mild cold during this time, yet the doctor reassured us that these two issues were unrelated. Although he takes a multivitamin designed for men, he has maintained that routine long before these headaches began. For additional context, he sustained a moderate traumatic brain injury in his early twenties, which resulted in a blackout and a loss of about two weeks of memory. Fortunately, he has been doing well since that incident. With the resurgence of his headaches, his doctor has recommended a CT scan. However, I’m curious if opting for an MRI might be a more suitable choice. He has undergone approximately five CT scans in total due to his previous TBI and a back injury. I recall my doctor expressing concern over frequent CT scans at a young age, which has led me to seek guidance. My main inquiry is: would an MRI provide sufficient imaging quality to help determine the underlying cause of his headaches?

Allergy & ImmunologyPulmonology
Male25-34
8 hours ago