Almitrine, a selective pulmonary vasoconstrictor and a respiratory stimulant that enhances respiration by acting as an agonist of peripheral chemoreceptors located on the carotid bodies. The drug increases arterial oxygen tension while decreasing arterial carbon dioxide tension in patients with chronic obstructive pulmonary disease. In combination with raubasine, it used under the brand, name Duxil for the treatment of age-related cerebral disorders and functional rehabilitation after stroke. In addition, Duxil has been considered as an alternative treatment for dementia, but because of the low methodological quality of included trials and the small number of trials, the obtained data did not provide sufficient evidence to support the routine use of this drug for the disease.