You can watch Lucy in the Sky with Diamonds online on video-on-demand services (Netflix, HBO Now), pay-TV or movie theaters with original audio in Luxembourg. This film has been premiered in theaters in 2015 (Movies 2015).
When used properly, Benadryl, a common brand name for the drug diphenhydramine, is very safe for dogs. However, over the counter versions of Benadryl designed for humans often contains other medications like acetaminophen or pseudophedrine, which can be toxic for dogs.
Due to its strong anticholinergic effects, diphenhydramine is on the  Beers list  of drugs to avoid in the elderly. Diphenhydramine is category B in the FDA Classification of Drug Safety During Pregnancy. It is also excreted in breast milk. Paradoxical reactions to diphenhydramine have been documented, in particular among children, and it may cause excitation instead of sedation.