Strengthens the action of stimulants of the central nervous system, is an antagonist of drugs that depress the central nervous system (including barbiturates, anxiolytics, antiepileptic drugs, etc.).
Xanthine - increased excitability (not applied simultaneously).
Kanamycin - increased toxic effects of kanamycin.
Sugar reducing agents (chlorpropamide, glipizide, insulin soluble, metformin, tolazumide, tolbutamide) - increased hypoglycemia (not to be used in parallel).
Cardiac glycosides (digoxin) - enhancement of the positive inotropic effect of glycosides (not applied simultaneously).
Spruce European - an increase in the exciting and hypertensive effects (do not apply in parallel).