Hai , I'm Taking Morr 5%(minoxidil Solution ) And VB

hai , i'm taking morr 5%(minoxidil solution ) and VB 7 hair (biotin amino acid) tablets for my hair loss last three months ,i'm getting some result also but my worry is that, how many months i need to continue this treatments,?have any side effect ? after getting a good result if i stop this treatment will be hair comes the previous condition??
thanking you