Benadryl (diphenhydramine) is an over-the-counter medication for allergies and cold symptoms. Common side effects include sleepiness, dizziness, dry mouth, and indigestion. Serious side effects are ...

Please provide your email address to receive an email when new articles are posted on . I often get asked about Benadryl or its generic counterpart, diphenhydramine. A vast majority of the time when ...

IT IS a widely held opinion that bronchial asthma may be due to the liberation of free histamine from its usually bound state, 1–4 although many conflicting observations make this view far from ...