Read this if you’re a human (not veterinary)

If your nose/eyes act up around dogs, this page is for people with environmental dog allergies (to dander, saliva, and urine proteins), not for veterinary care. Dog hair itself isn’t the allergen; microscopic proteins that stick to fur, furniture, and air are. See Wyndly’s overview of dog allergies and triggers in dander/saliva/urine. Dog allergy basics.

What a dog‑dander allergy looks like in humans

Typical symptoms (minutes to hours after exposure):

• Nasal: runny/stuffy nose, sneezing, post‑nasal drip, sinus pressure.

• Eyes: itching, redness, watering (allergic conjunctivitis).

• Chest: cough, wheeze, shortness of breath (can aggravate asthma).

• Skin: hives or itchy rashes where a dog licked or scratched.

Allergies are common—about 25% of U.S. adults report seasonal allergies and nearly one in three adults reports any allergy. Pet dander is a frequent perennial trigger. CDC FastStats. For dog allergy mechanisms and triggers, see Wyndly’s guide. Dog allergy basics.

First line: exposure control that actually helps

These steps reduce allergen load whether you live with a dog or visit homes with dogs:

• HEPA filtration and cleaning: Run a true HEPA air purifier; vacuum with a HEPA filter; damp‑dust surfaces; wash bedding weekly. Indoor allergen guide.

• Pet hygiene: Weekly pet bathing can markedly lower allergen on the animal (studies show large reductions; Wyndly summarizes up to ~85% in some data). Dog & cat allergy guide.

• Bedroom sanctuary: Keep dogs out of sleeping areas; use zippered, allergen‑proof encasements on pillows/mattress. Dust‑mite prevention.

• Timing and barriers: Wear a high‑filtration mask (e.g., N95) while deep cleaning; wash hands and change clothes after heavy exposure. Indoor allergen guide.

• “Hypoallergenic” breeds: No dog is truly hypoallergenic; most dogs produce similar levels of the Can f 1 allergen. Are any dogs hypoallergenic?

Over‑the‑counter symptom relief (short term)

OTC medicines help while you’re exposed but do not retrain the immune system:

• Second‑generation oral antihistamines (loratadine/Claritin, cetirizine/Zyrtec, fexofenadine/Allegra) are preferred over sedating first‑generation agents. Best antihistamines and OTC guide.

• Intranasal corticosteroid sprays (fluticasone, mometasone) reduce nasal inflammation when used daily. Nasal spray guide.

• Antihistamine eye drops can calm itchy/watery eyes; saline rinses help flush allergens. How to treat a stuffy nose.

• Decongestants (oral pseudoephedrine; oxymetazoline spray) can open the nose transiently; avoid long‑term use or >3 days of oxymetazoline to prevent rebound. Decongestants 101.

Key idea: Antihistamines and sprays control symptoms only while active in your body; they don’t change the underlying allergy. How antihistamines work.

Needle‑free immunotherapy for dog allergy (SLIT)

Immunotherapy is the only treatment that retrains your immune system to tolerate allergens for long‑term relief. Two modalities have similar efficacy in reviews: allergy shots (SCIT, in‑office) and sublingual immunotherapy (SLIT, under‑the‑tongue at home). Allergy shots vs SLIT and Immunotherapy guide.

• Dog allergens and SLIT: FDA‑approved SLIT tablets exist only for certain grasses, ragweed, and dust mites—not for dog dander—so custom allergy drops (SLIT) are used for pet allergens. Alternatives to shots.

• Effectiveness and timeline: Many patients notice improvement in 4 weeks–6 months; full immune "lock‑in" typically after ~3 years of therapy. How long until drops work and Quick facts.

• Safety: Severe reactions with SLIT are extraordinarily rare (estimated ≤1 in 100 million doses), with mostly mild, local mouth/throat symptoms when they occur. Safety of allergy drops and Anaphylaxis risk comparison.

• Evidence backdrop: Major reviews (e.g., Cochrane) and U.S. guidelines recognize SLIT as effective and safe for environmental allergies. Wyndly immunotherapy overview and Best immunotherapy guide.

Fast facts: pricing, eligibility, availability (Wyndly)

How Wyndly helps you keep your dog

• Identify triggers: Take the at‑home test; your Wyndly doctor reviews results and history to build a precise plan. At‑home test.

• Start SLIT: Daily, painless under‑the‑tongue drops—no in‑office shots or 30‑minute waits. SLIT vs shots and Allergy drops.

• Expect steady gains: Most people see relief within weeks to months; 3 years typically achieves durable, long‑term control. Consult facts.

• Live normally: Many patients report fewer meds, better sleep and breathing, and the ability to comfortably be around dogs. Success stories.

Shots vs tablets vs drops—quick comparison

• Allergy shots (SCIT): Effective for pet dander but require years of clinic visits and post‑injection observation due to rare anaphylaxis risk. Harvard Health on shots.

• SLIT tablets: FDA‑approved for certain grasses, ragweed, dust mites only—do not cover dog dander. Alternatives to shots.

• SLIT drops: Cover dog dander and multiple allergens at once; taken at home with excellent safety and strong evidence support. Immunotherapy overview.

When to seek urgent care

If you ever develop rapid facial/throat swelling, trouble breathing, dizziness, or fainting after exposure, that’s a medical emergency—use epinephrine if prescribed and call 911. Wyndly does not treat anaphylaxis. What is anaphylaxis.

FAQ (for humans with dog allergies)

• Are there truly hypoallergenic dogs?

• No. All dogs produce allergenic proteins; some individuals shed less, but no breed is allergy‑proof. Hypoallergenic dog myth.

• Can I just rely on OTC meds?

• They help temporarily. Only immunotherapy changes your immune response for long‑term relief. How antihistamines work and Immunotherapy explainer.

• How fast does SLIT help?

• Some notice benefits in 4 weeks; most within 4 weeks–6 months; durable benefit typically requires about 3 years. How long SLIT takes and Quick facts.

• Is SLIT safe for kids?

• Yes, commonly used at age 5+ under physician oversight. Children and SLIT.

• Can I treat multiple triggers at once (dog + pollen + dust)?

• Yes. Custom drops can address multiple environmental allergens simultaneously. Allergy drops overview.

• Do I need to give up my dog?

• Usually not. Combine exposure reduction (HEPA, cleaning, weekly baths) with SLIT to lower symptoms enough to live comfortably with dogs. Pet allergy SLIT.

Ready to get started? Meet a Wyndly physician online, confirm your triggers with an at‑home test, and begin needle‑free immunotherapy tailored to dog dander and your other allergens. Schedule a consult.