Allergic Reactions (Hypersensitivity) FAQ
What triggers allergic reactions?
Common triggers include pollen, dust mites, pet dander, certain foods, insect stings, and medications.
How can I tell if I have allergies?
Symptoms may include sneezing, itching, hives, rashes, and swelling. Consulting a doctor can help establish a proper diagnosis.
What are the symptoms of an allergic reaction?
Symptoms vary but can include sneezing, itching, runny nose, rash, and in severe cases, difficulty breathing.
Can allergic reactions be life-threatening?
Yes, anaphylaxis is a severe allergic reaction that can be life-threatening and requires immediate medical attention.
How are allergic reactions treated?
Treatment often involves avoiding allergens, using antihistamines, and in severe cases, carrying an epinephrine auto-injector.
What is anaphylaxis?
Anaphylaxis is a severe, potentially life-threatening allergic reaction that occurs rapidly and requires urgent treatment.
Are there home remedies for allergies?
Some people find relief with natural remedies like saline nasal rinses, local honey, or herbal teas, though effectiveness varies.
How do antihistamines work?
Antihistamines block the action of histamine, a substance produced during an allergic reaction that causes symptoms.
Do allergies go away with age?
Some allergies may diminish over time, while others can develop later in life. It's unpredictable.
What lifestyle changes can help manage allergies?
Keeping windows closed, using air purifiers, and regularly cleaning can reduce exposure to allergens.
What if my allergies worsen?
Consult a healthcare professional if your symptoms worsen or don't improve with over-the-counter treatments.
Can you be allergic to a medication?
Yes, some people can develop allergies to certain medications, which can lead to serious side effects.
How do I know if I need an allergy test?
If you have recurring allergy symptoms or severe reactions, an allergy test can identify specific triggers.
Is it safe to take antihistamines regularly?
Many antihistamines are safe for regular use, but always consult your doctor to determine what’s best for you.
What is the role of immunotherapy in treating allergies?
Immunotherapy gradually desensitizes the immune system to allergens, making reactions less severe over time.
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Information provided by Dr. Nithya Priya Raju. Reviewed by Dr. Mohamed El Khouly