I think you have to weigh the significant risks involving ablation and
the location of your accessory pathway vs. drug therapy and
living with your condition. How often do your events occur? Are you able to convert them yourself by some means; Valsalva, etc.? At 30 years old, time is on your side. Perhaps a new technique in the next decade will make your particular situation less risky.
Verapamil is a serious, Class IV anti arrhythmic that is indicated for SVT.