Drugs that break down a psychological barrier against doing other drugs are known as

Drugs that break down a psychological barrier against doing other drugs are known as gateways drugs.

A very known gateway drug (or at least one that has been considered as such) is marijuana or weed. A drug that is being widely consumed in various countries and is also being sold as a legal drug in some countries.

Maybe meditation,stress relievers,try to have quite time try to get school done on time and try to go to bed earlier