Contrast medium for ultrasonic examinations and process for its preparation

摘要: A constrast medium for ultrasonic examinations, in particular echocardiography, based on a suspension of gas bubbles pharmacologically acceptable, aqueous liquid vehicle having physiological electrolyte content, containing (A) acceptable polypeptide and/or polysaccharide derivative thereof, (B) vegetable oil and (C) soluble iron(III) salt, process its preparation. This contrast is able to penetrate the pulmonary capillaries thus makes possible, after intravenous injection, inter alia echocardiographic examination left ventricle.