, Propylhexedrine , Pseudoephedrine , Phenylephrine , Tyramine . Serotonin, Norepinephrine, and/or Dopamine Supplemental Precursors: 5-HTP , L-DOPA , L-Phenylalanine , L-Tryptophan , L-Tyrosine . Local and General anesthetic in surgery and dentistry in particular those containing Epinephrine . There is no universally taught or accepted practice regarding dentistry and use