It takes between four and six months before you will know if Rogaine is working for you. It takes much longer before you will know how well it is working for you - about 12 to 18 months.
Personally, I like the foam better but I use both the foam and the liquid. I use the foam in the morning because it is stealthy and the liquid in the evening because it is less expensive.
It would be a good idea to wash your hair once a week with Nizoral. Nizoral should get the dandruff under control and it will help treat your hair loss. It would also be a good idea to switch out your regular shampoo and conditioner for sulfate free shampoo and conditioner.
If you are going to use Saw Palmetto, it is best to use a good quality Saw Palmetto complex rather than straight Saw Palmetto or an extract. You can find a good quality Saw Palmetto complex in the vitamin and supplements isle.