Which of the following should not be used to prevent migraine in an asthmatic patient?
a- Propranolol (Inderal)***
b- Pizotifen (Sanomigran).
c- Amitryptyline (Tryptizol).
d- Clonidine (Dixarit).
a- Propranolol (Inderal)***
b- Pizotifen (Sanomigran).
c- Amitryptyline (Tryptizol).
d- Clonidine (Dixarit).