m. bozorgi department of traditional pharmacy, school of traditional medicine, tehran university of medical sciences, tehran, iran. g.r. amin department of pharmacognosy, school of pharmacy, tehran university of medical sciences, tehran, iran. s.n. ostad department of toxicology and pharmacology, pharmaceutical sciences research center, school of pharmacy, tehran, iran. n. samadi department of drug and food control, school of pharmacy and phamaceutical quality assurance research center, tehran university of medical sciences, tehran, iran. e. nazem department of traditional medicine, school of traditional medicine, tehran university of medical sciences, tehran, iran. m. shekarchi food and drug laboratory research center and food and drug control laboratories, moh and me, tehran, iran.

E. Nazem G.R. Amin M. Bozorgi M. Shekarchi N. Samadi S.N. Ostad