I could care less about American Hefeweizen. Make a seperate article, this is about Hefe in general. I'd like to add Granville Island Breweries to the list, but lo and behold, it's a list of American brands, and GIB is Canadian. Go figure.
The standard dosage for oral Benadryl is 1 mg per pound of body weight, given 2-3 times a day. Most drug store diphenhydramine tablets are 25 mg, which is the size used for a 25 pound dog. Always double check the dosage before giving an over the counter medication. In addition, many formulations are combined with other medications such as Tylenol so make sure Benadryl tablets contain only diphenhydramine.
Therefore, it's also important to make sure you have the correct dosage for your dog's weight. Generally, the recommended dosage of Benadryl is 1mg per 1lb of your dog's weight. It should only be given to your dog every 8 hours. Benadryl is an antihistamine. It was designed to relieve allergic reactions in humans but it can be used to treat a number of symptoms dogs. These include the following: Insect stings or bites; Itching; Car sickness; Allergic reactions to things like vaccinations; Benadryl also causes drowsiness so you can use it as a mild sedative.