The present invention relates to the use of an effective amount of at least one potassium KvI.3 channel inhibitor or of an effective amount of at least one compound having in addition to its potassium KvI.3 channel inhibiting properties also CBx modulating properties and / or potassium K(atp) channel opening properties for the manufacture of a medicament for the prophylaxis, treatment, delayed progression, delayed onset and / or inhibition of various medical conditions in subjects in need thereof . The diseases are obesity, diabetes mellitus, metabolic syndrome, syndrome X, insulinoma, familial hyperinsulemic hypoglycemia, male pattern baldness, detrusor hyperreactivity , asthma, glucose metabolism - in particular, insulin resistance, hyperglycaem ea and / or glucose intolerance - neuroprotection, epilepsy, analgesia, cardioprotection, angina, cardioplegia, arrhythmia, coronary spasm, peripher al vascular disease, cerebral vasospasm, appetite regulation, neurodegeneration , pain - including neuropathic pain and chronic pain - and impotence. The compounds are a.o. 4, 5-dihydropyrazole derivatives, imidazole derivatives, diazoxide, NN414, R(+) -WIN55212-2, HU-308, Rimonaband, SR-147778.