Is this normal?

Since i use medicines my hairline getting worse.My hair keep falling a more than before.At first i think it’s a hair shedding period but now it’s be like this.In normally I have a straight hair but now it’s twisted.Is it normal after use the medicine? Should I stop using medicine? (I use oral 1mg finasteride per day for 4 months and 2.5 oral minoxidil per day for 2 months.)