Aerosol foam: a practical and effective method of contraception.

摘要: The study objective was to assess the effectiveness of aerosol foam in preventing pregnancy and degree patient acceptance practicability for use as a contraceptive. contraceptive used consisted an oil water dispersion container utilizing liquefied gas propellent eject material from form foam. spermicadal agent consists nonyl phenoxpolyethoxy ethanol 80% benzethonium chloride 0.2%. subjects were 130 women childbearing age ranging 17-51. Each woman carefully instructed All but 34 had 1 or more methods prior this with varying success. began January 1961 continued through 1965 9 patients begun using 1960. Only 3 expressed dislike method none these any participating study. No unpleasant effects reported commented on absence leakage increased fluidity following material. opinion husbands also solicited equally favorable results. side reported. There no clinical evidence irritation sensitization other abnormality result vaginal 4 pregnancies occurred during period. These volunteered that their been somewhat irregular. When figures adapted standard formula contraception rates there 1.75 pregnancies/100 years exposure. This figure compares favorably reports by similar circumstances.