All we can say is that modafinil is a very popular kind of a drug that is used by many and is highly effective but you need to handle these things with proper care.
If you ignore sleep disorders for a longtime will result into forgetfullness and affect your cognitive behaviour. Use Modafinil 200mg pill on time which is the best nootropic drug for sleep apnea treatment
All we can say is that Modafinil works best when used in the correct manner and in the right procedure. Also one must always take care of the preventive checks that are suggested by the doctor to avoid any negative reaction.