INS and diabetes mellitus: Regarding individual medicines, the availability of the following medicine groups in the public sector was far higher than that in the private sector, including narcotic and psychotropic medicines (morphine, diazepam), medicines used to treat diabetes mellitus (metformin, insulin), and cardiovascular diseases like hypertension and hypercholesterolemia (bisoprolol, captopril, simvastatin, atorvastatin, enalapril, furosemide).