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Hives are caused by the release of histamine and other chemicals from mast cells in the skin. Common triggers include allergic reactions to foods, medications, or insect stings, infections, physical stimuli such as pressure or cold, and stress. In many cases of chronic hives, no specific trigger is identified, a condition called chronic idiopathic urticaria.

Acute hives last less than six weeks and are often linked to an identifiable trigger such as a food, drug, or infection. Chronic hives persist for six weeks or longer, sometimes for months or years, and are more likely to require ongoing medical management.

Most hives are uncomfortable but not dangerous. However, hives accompanied by throat swelling, difficulty breathing, dizziness, or a drop in blood pressure may indicate anaphylaxis, which is a medical emergency. If you experience those symptoms, call 911 or go to an emergency room immediately. Doctronic is not an emergency service.

First-line treatment for hives is typically a non-sedating antihistamine such as fexofenadine. If symptoms are not controlled, a physician may add a sedating antihistamine like hydroxyzine, a leukotriene modifier like montelukast, or, for chronic cases unresponsive to antihistamines, an injectable biologic such as omalizumab. Short courses of corticosteroids may be used for severe acute flares.

Yes. Through Doctronic, a licensed physician will review your symptom history, triggers, and any prior treatments. If a prescription is appropriate, it will be sent to your preferred pharmacy. Medications requiring in-person administration, such as injectable biologics, will be coordinated with your local provider or pharmacy.

Antihistamines typically begin relieving itching and reducing wheals within one to two hours. For chronic urticaria, it may take several weeks of consistent treatment to achieve good symptom control. Omalizumab for chronic idiopathic urticaria can take several weeks to show its full effect.

Identifying and avoiding your personal triggers is the most effective way to reduce flares. Common strategies include keeping a symptom diary, avoiding known food or drug allergens, using fragrance-free products, and managing stress. Your Doctronic physician can help guide you based on your specific history.

Doctronic uses an AI-powered evaluation to gather detailed information about your symptoms and health history. That information is reviewed by a licensed physician who determines the most appropriate treatment plan. If a prescription is warranted, it is sent directly to your pharmacy, giving you a fast and convenient care experience from start to finish.