Phenibut could result in sleepiness and slowed breathing. Some medicines, called sedatives, might also cause sleepiness and slowed respiratory. Using phenibut with sedative medicines may possibly cause respiration problems and/or an excessive amount of sleepiness. It was bought along with other novel benzofuran entactogens under the identify "Benzofury" in advance https://social-medialink.com/story3933667/prl-8-53-fundamentals-explained