If you've got seasonal allergies, it can feel like each year is worse than the one before. You're not crazy: Research shows ...
Allegra is the least likely to make you drowsy. Claritin is long-acting, with effects that last for 24 hours. Zyrtec acts the fastest - usually within one hour - but is also the most likely to ...
Antihistamines — like Claritin, Allegra, or Zyrtec — can reduce most of these ... such as diphenhydramine — like Benadryl — causes you to feel drowsy and is best taken before bed if ...