What does it mean when i am always overwhelmed with what i have to study for school? i am diagnosed paranoid schizophrenia but school is difficult

It's to be expected: Schizophrenia of any variety tends to put a dent in your ability to process information. It is a thought disorder. Your medication regimen needs to be optimized, i.e., the best balance of efficacy & tolerability of side effects needs to be found. Your problem may be your condition, medication side effects, or both. An ideal balance almost never happens; you have to find the best compromise,