in experiments on contractile proteins isolated from the myocardium rather than from the musculus gastrocnemius it was shown that in contradistinction to lidocain the drugs quinine , quinidine , novocainamide , papaverin , obsidan and isoptin at a concentration of 3 . 10 ( -4 ) m inhibit contraction of actomyosin threads and superprecipitation reaction of actomyosin suspension that occurs under the influence of adenosine triphosphoric acid .
C0034417
quinine
C0034414
quinidine