How to relieve itching from flea bites? - briefly
Apply a cold compress and an anti‑itch cream such as hydrocortisone or calamine, keep the skin clean, and avoid scratching to prevent further irritation.
How to relieve itching from flea bites? - in detail
Flea bites trigger a localized allergic reaction that manifests as redness, swelling, and intense pruritus. Immediate measures focus on reducing inflammation and preventing secondary infection.
First‑aid actions include washing the affected area with lukewarm water and mild soap to remove residual saliva and irritants. Pat the skin dry and apply a cold compress for 10–15 minutes to constrict blood vessels and diminish swelling.
Topical treatments that provide rapid relief:
- 1 % hydrocortisone cream – anti‑inflammatory, applied 2–3 times daily for up to 7 days.
- Calamine lotion – soothing, dries exudate, reapply after each wash.
- Antihistamine ointments (e.g., diphenhydramine) – block histamine release, use sparingly to avoid skin irritation.
- Over‑the‑counter analgesic gels containing lidocaine or pramoxine – numb the site for short‑term comfort.
Oral antihistamines are useful when multiple bites cause widespread itching. Recommended options:
- Cetirizine 10 mg once daily.
- Diphenhydramine 25–50 mg every 6 hours (may cause drowsiness).
If itching persists beyond 48 hours or lesions become increasingly painful, seek medical evaluation. Prescription‑strength corticosteroids or oral antihistamines may be required. Signs of infection—pus, increasing warmth, fever—warrant antibiotic therapy.
Additional supportive strategies:
- Keep nails trimmed to limit skin damage from scratching.
- Use breathable, loose‑fitting clothing to reduce friction.
- Apply a thin layer of petroleum jelly to create a barrier against further irritation.
- Maintain a clean environment; regular vacuuming and washing pet bedding diminish flea populations and prevent new bites.
Hydration and a balanced diet support skin repair. Vitamin C and zinc supplements can enhance immune response, though evidence for direct itch reduction is limited.
In summary, immediate cleansing, cold compression, targeted topical agents, and oral antihistamines constitute the core protocol for alleviating flea‑bite pruritus. Persistent or worsening symptoms necessitate professional medical assessment.