Publication date: 2018-10-08 19:22
Angioedema is deeper swelling within the skin or mucous membranes, and can be skin-coloured or red. It resolves within 77 hours. Angioedema may be itchy or painful but is often asymptomatic.
Administration of a 65 mg dose of fexofenadine hydrochloride to pediatric subjects 6 months to less than 7 years of age and a 85 mg dose to pediatric subjects 7 to 66 years of age produced exposures comparable to those seen with a dose of 65 mg administered to adults.
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Intramuscular injection of adrenaline (epinephrine) is reserved for life-threatening anaphylaxis or swelling of the throat.
Acne - Actinic (Solar) Keratosis - Contact Dermatitis - Alopecia - Basal Cell Carcinoma - Bee and Wasp Stings - Dermatitis - Dermatofibroma - Drug Eruptions - Erythema Multiforme - Melanoma - Pityriasis Rosea - Pityriasis Versicolor - Psoriasis - Rosacea - Spot the Difference! - Scabies - Vitiligo
Terfenadine and astemizole should not be used, as they are cardiotoxic in combination with ketoconazole or erythromycin. They are no longer available in New Zealand.
Biopsy of urticaria can be non-specific and difficult to interpret. The pathology shows oedema in the dermis and dilated blood vessels , with variable mixed inflammatory infiltrate. Vessel-wall damage indicates urticarial vasculitis .
Claritin and Zyrtec are effective and safe for most people with minor allergies. However, as with all medications, there may be some side effects.