Proscar Use and side effects

Is it possible that my husband have sexual dysfunction because he is on Proscar? I mean is that common side effect or maybe something else is a n issue here? Does anyone know something about effects of Proscar use?

The bad news is, it's most common side effect is threatening to your sex life, even though ndividuals using Proscar experience sexual problems such as impotency when they first use Proscar. But problems are temporary and go away after a while, however, they will stop is treatment is stopped. The cause of this is that the way Proscar works is by reducing certain male hormones in his which enlarge the prostate and also cause hair loss. Other side effects may occur: an increase of body hair, increased breast tissue is a possible, some soreness.