Be sure to follow the dosage instructions on the package. Benadryl usually kicks in within an hour, and you should see symptom reduction the same day.
Benadryl may cause drowsiness. These antihistamines typically come in or hour formulas to provide extended relief. You may need to adjust the dosage to effectively treat hives, so talk with your doctor or pharmacist. They can advise you on how much to take and how often. Talk to your doctor about your symptoms and how you can best find relief. This corticosteroid is taken orally. You should only use it for a short period of time as directed by your doctor. Corticosteroids can have side effects, especially if taken for extended periods of time.
Side effects can include:. This antibiotic is available topically and as an oral medication. This medication can treat inflammation caused by hives or other skin conditions caused by bacterial infection. This nonsteroidal treatment option is taken orally.
These drugs should be used only after steroid treatment and antihistamines have been unsuccessful. Common side effects are headache, stomach upset, cough, and a low fever. This medication must be injected under the skin. This option is only available if your hives have lasted for months or years. Common side effects are headache, dizziness, inner ear pain, and cold symptoms. If your symptoms worsen or last longer than a couple of days, see your doctor.
They can identify the cause and provide you with medication to help relieve your symptoms. Understanding what caused the hives is key to preventing future outbreaks.
There are home remedy options for hives that can soothe skin and alleviate symptoms. Learn common treatments and when to seek medical attention. Hives, or urticaria, are itchy, raised welts that are found on the skin. Hives are often caused by an allergic reaction.
Calamine lotion is an over-the-counter OTC medication that can help relieve mild itchiness, or pruritus. It can be used to treat a variety of skin…. You may experience hives if your body temperature rises, such as with exercise or exposure to sunlight.
Learn about treatment and prevention for heat…. In: Ferri's Clinical Advisor Asero R. New-onset urticaria. Zuraw B, et al. An overview of angioedema: Clinical features, diagnosis, and management. American Academy of Dermatology. Thompson DA. American Academy of Pediatrics; Briggs JK. In: Triage Protocols for Aging Adults. Wolters Kluwer; Kelly AP, et al. Drug eruptions. McGraw Hill; Hereditary angioedema: Acute treatment of angioedema attacks.
Biology of wounds and wound care. Seek emergency care if you feel your tongue, lips, mouth or throat swelling or if you're having trouble breathing. For most people who experience acute hives and angioedema, the exact cause can't be identified.
The conditions are sometimes caused by:. Severe angioedema can be life-threatening if swelling of the tongue or in the throat blocks the airway.
Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission. This content does not have an English version. This content does not have an Arabic version. Overview Hives on white skin Open pop-up dialog box Close. Hives on white skin Hives may be accompanied by angioedema, which can cause swollen welts that appear reddish on white skin. Hives on brown skin Open pop-up dialog box Close. Hives on brown skin Hives, also known as urticaria, causes itchy welts that may be triggered by exposure to certain foods, medications or other substances.
Angioedema Open pop-up dialog box Close. Angioedema Angioedema may cause large welts below the surface of the skin, particularly around the eyes and lips.
Request an Appointment at Mayo Clinic. Share on: Facebook Twitter. Show references AskMayoExpert. Mayo Clinic; Kang S, et al. Urticaria and angioedema. In: Fitzpatrick's Dermatology. McGraw-Hill;
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