If you are having headache after clonafit that means you are not taking it properly
Next Steps
Clonafit / clonazepam should be taken 1 hour before your sleeping time
If you cant sleep and then you take it later at night you will definitely get a headache later
Health Tips
Make sure you have the same time everyday to go to bed
And take your dose 1 hour prior to that
Avoid using gadgets 1 hour prior to sleep time
Make sure the room where you sleep is completely dark