135. ANTAGONISTS AND POTENTIATORS OF DRUGS ACTING ON THE BRONCHI (Continued) 

 Part I: PARASYMPATHOLYTICS AND LOCAL ANESTHETICS (Continued) 

 C = constricts, D = dilates, A = antagonizes active drug effect, I = inactive (i.e., without influence on effect of 

 active drug. Parentheses in Columns F and H indicate action is slight, irregular, or doubtful, and the original 

 literature should be consulted. 



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