What should be applied to relieve itching after flea bites? - briefly
Apply a low‑strength corticosteroid cream (e.g., 1 % hydrocortisone) or an over‑the‑counter antihistamine lotion such as diphenhydramine, and soothe the area with a cool compress.
What should be applied to relieve itching after flea bites? - in detail
Flea bites trigger a localized histamine reaction that produces intense itching. Immediate relief hinges on reducing inflammation, blocking histamine, and soothing the skin.
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Topical corticosteroids: 1 % hydrocortisone cream applied 2–3 times daily diminishes swelling and pruritus. For stronger inflammation, a prescription‑strength steroid (e.g., triamcinolone 0.1 %) may be used for a short course.
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Antihistamine ointments: Diphenhydramine 1 % cream or gel provides rapid itch suppression by antagonizing histamine receptors at the bite site.
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Calamine lotion: Forms a protective film, dries out the lesion, and eases irritation.
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Aloe vera gel: Offers cooling effect and anti‑inflammatory compounds; apply a thin layer every few hours.
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Essential‑oil preparations: Diluted tea tree oil (5 % in carrier oil) exhibits antimicrobial and anti‑itch properties; avoid undiluted application to prevent skin irritation.
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Oral antihistamines: Cetirizine 10 mg or diphenhydramine 25 mg taken once daily blocks systemic histamine release, reducing overall itching. Use sedating antihistamines only when nighttime relief is needed.
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Analgesic/anti‑inflammatory tablets: Ibuprofen 200 mg every 6–8 hours can lessen pain and swelling accompanying the bite.
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Non‑pharmacologic measures:
• Cold compress for 10 minutes, repeated as needed, numbs nerve endings.
• Oatmeal (colloidal) bath, 1 cup of finely ground oats in warm water, soothes skin for 15–20 minutes.
• Baking soda paste (1 part soda to 3 parts water) applied for 15 minutes neutralizes acidity and reduces itch. -
Precautions:
• Do not scratch; mechanical irritation prolongs inflammation.
• Perform a patch test for any new topical agent to detect allergic reaction.
• Keep the area clean with mild soap and water to prevent secondary infection.
• Seek medical attention if swelling spreads, lesions become necrotic, or systemic symptoms (fever, hives) develop.