Clonazepam is the generic name for Klonopin, a benzodiazapene. Gabapentin is an epilepsy drug. Neither is a good thing to buy on the street and take without a doctor's supervision.
Here's some additional info:
Klonopin Side Effects - Pharmacy Drug Guide Gabapentin - Pharmacy Drug Guide
I'm glad you're going to counseling tomorrow. It would be a good idea to go to an AlAnon meeting as well - the more support for YOU, the better.