Narcolepsy More Condition_symptoms My Friend Is 35, Has Narcolepsy And Cataplexy. & Has Been Taking Prescribed Anphetamines For More 18 Yrs.?

My friend is 35, has Narcolepsy and Cataplexy. & has been taking prescribed anphetamines for more 18 yrs.? - narcolepsy more condition_symptoms

Recently, he has the rules very difficult and severe nosebleeds known for more than 12 minutes. Could there a connection between neurological disorders and long-term use of med 'S?