<unk>  is an antimuscarinic. It is used in Spasmalgon. Spasmalgon is a Bulgarian drug which is combination between Pitofenone Hydrochloride,<unk>  bromide and Metamisol sodium. Spasmalgon releases pain and spasms of smooth muscles.
Fenpiverinium
Quintiofos
Benzododecinium bromide
Methaqualone
Diethylcathinone
Drospirnone
Drotebanol
Trolamine Salicylate