Condition · ICD-10 L50.9
Urticaria
Hives
An itchy rash of raised, red welts that appear suddenly on the skin, often triggered by an allergic reaction.
Urticaria (hives) results from mast cell activation releasing histamine, causing localized swelling and itching. Acute urticaria typically lasts less than 6 weeks and is often triggered by foods, medications, or infections. Antihistamines are the mainstay of treatment.
At a glance
Medications tracked
7
First-line options
Loratadine, Levocetirizine, Hydroxyzine hcl
Related conditions
Allergic ReactionAngioedemaAtopic DermatitisAnaphylaxis
First-line Related Treatments
Commonly associated primary options — verify with your clinician
Short-term / As-needed
Related options for acute or bridging use
Situational
Related options for specific presentations
Top treatments tried for Urticaria
Community-driven data · early preview
Loratadine
1,800 people tried
★★★★★4.3
Levocetirizine
1,520 people tried
★★★★★4.1
Hydroxyzine hcl
1,240 people tried
★★★★★4.0
Hydroxyzine pamoate
960 people tried
★★★★★3.8
Help build the dataset — log treatments you've tried, rate what helped, and report side effects.