What's your ultimate objective ?
Live fast, die young?
Live slow, die old?
Somewhere in the middle?
Pass a medical to be able to fly commercially?
The answer to your question may dedend on your aim
the difference between class 1 and class 2 tests are objecivity. Class 2 involves the examiner whispering in your ear, class 1 involves headphones. The differences in visual tests are also as stark.
The SSRI question is more subjective, have a look at previous posts on the subject, but basically the CAA medical dept is lagging behind a little on modern thinking towards metal illness.