Duratia 90 mg relaxes the muscles of the blood vessels of the phallus, permitting blood to flow through into the phallus with ease. As a result, the person will get a firm erection throughout sexual stimulation. invariably consume the drugs as directed by the doctor. Nausea, vomiting, upset stomach, headache, flushing (sense of heat within the face, ears, neck, and trunk), dry mouth, and nosebleeds square measure a number of the common aspect effects whereas intense the drugs. this does not mean you may have all of them; you'll expertise one in every of them or none of them.