Were you prescribed those drugs, or did you take them recreationally? It's important to work with a doctor to find the dosage that works for you, and it may be much lower than what you would take recreationally. There are also non-amphetamine medications that can help if you aren't comfortable with adderall and friends. There are also behavioral approaches to ADHD that you could explore with a medical professional.

Since your username contains "420," I will add that marijuana is a bad idea if you are struggling with ADHD symptoms. It may make you feel more productive, but it will greatly exasperate your ADHD tendencies.