Secondo i trial phase II condotti dalla Glaxo,nello sperma si trova una quantità minima di Dutasteride e non può causare problemi alla donna incinta ed al feto:
Another concern for all 5-alpha reductase inhibitors such as Dutasteride is exposure in pregnant women. Dutasteride will carry the same prohibitive labeling for women not to handle or take the medication if the are or may become pregnant. An analysis of the amount of Dutasteride found in the semen found it was far below the required levels to have any effect on a woman through sexual intercourse, so no warning will be included in the label regarding this. Studies showed that the amount of Dutasteride required in the semen to have an effect on a woman would be over a hundred times the level that was found to be present in semen. All pregnancies which occurred in patients participating in the studies produced healthy babies.
Another concern for all 5-alpha reductase inhibitors such as Dutasteride is exposure in pregnant women. Dutasteride will carry the same prohibitive labeling for women not to handle or take the medication if the are or may become pregnant. An analysis of the amount of Dutasteride found in the semen found it was far below the required levels to have any effect on a woman through sexual intercourse, so no warning will be included in the label regarding this. Studies showed that the amount of Dutasteride required in the semen to have an effect on a woman would be over a hundred times the level that was found to be present in semen. All pregnancies which occurred in patients participating in the studies produced healthy babies.