This biphasic action—inhibition in high concentrations and stimulation in low concentrations—has been observed with a wide variety of substances, including narcotics, cyanide, pyrithiamine 1 ...

human insulin isophane suspension (rDNA origin) Novolin N vial (Novo Nordisk) 30 days Prescribing information Regular human insulin injection (rDNA origin) Novolin R vial (Novo Nordisk ...