Substances that may reduce the blood-glucose-lowering activity include corticosteroids, danazol, diazoxide, diuretics, glucagon, isoniazid, phenothiazine derivatives, somatropin, sympathomimetic agents (e. g. epinephrine [adrenaline], salbutamol, terbutaline), thyroid hormones, estrogens, progestins (e. g. in oral contraceptives), protease inhibitors and atypical antipsychotic medicinal products (e. g. olanzapine and clozapine).
Stoffer der kan reducere den blodsukkersænkende effekt omfatter kortikosteroider, danazol, diazoxid, diuretika, glucagon, isoniazid, phenothiazinderivater, somatropin, sympatomimetika (f. eks. adrenalin, salbutamol, terbutalin), thyreoideahormoner, østrogener, progestiner (f. eks. i orale kontraceptiva), proteasehæmmere og atypiske antipsykotika (f. eks. olanzapin og clozapin).