the shampoo is used for dandruff and it is not effective for hair loss. However minoxidil and propecia have been scientifically proven to help with hair loss. The effect varies from person to person and propecia is effective in men only.
Nizoral will not impact your hair loss, only your dandruff. Minoxidil varies in value with each patients, some have some results while other have poor results. Twice a day treatment with Minoxidil is recommended. Finasride is very effective when taken at about 1mg daily in men under the age of 35.