Question: is this a 2) strong advice, 1) weak advice 0) no advice?

The observation that the prevention of relapse or recurrence is often neglected may be attributable to the fact that many patients are reluctant to take (or physicians are reluctant to prescribe) long-term prophylactic treatment with antidepressant drugs with sometimes burdensome side effects after the acute symptoms of depression have disappeared (Keller and Boland, 1998; Montgomery and Kasper, 1998). 
user
This is no advice
assistant