Doctor insights on:
I have hives for 3 weeks now! what could've caused them!? Would telfast & aerius antihistamine meds. Be helpful? Which one is better & more effective?
I have sever hives which continued over 3 weeks so far. What might be the cause(s)? Would telfast or aerius antihistamine meds. Work? Which one better
Hives.: Books are written discussing the many causes of hives. The most common cause would be a reaction to a new medication or food. It is often very hard to find the precise cause without doing an elimination diet and or stopping the inciting medication. Hives can also be caused by viruses, airborne allergies, cold, heat, friction and internal disease. ...Read moreSee 1 more doctor answer
Which antihistamine is more effective at treating the symptoms of hives? Benadyrl or Allegra (fexofenadine)?
Whats the difference between a first generation antihistamine like chlorpheniramine and second generation antihistamines like allegra (fexofenadine)?
1st and second: First generation antihistamines are sedating and short acting and have usually other properties such as anticholinergic or drying properties. Second generation antihistamines are long aciting, usually dosed once a day, and are less or non sedating and selective antihistamines with less active properties on other receptors. ...Read moreSee 1 more doctor answer
What antihistamines give me 24hr protection? Allegra 180mg? Can I take Xyzal (levocetirizine) 5mg at night and Allegra 180mg morning? Topping up prove effective?
Zyrtec (cetirizine): Which drug is better fora specific patient cannot be predicted. I generally try zyrtec first because it does cannot claim not sedating. A little sedation helps alleve itching. Allegra, (fexofenadine) claritn, and Clarinex are allowed to claim no sedation. ...Read moreSee 1 more doctor answer