The most common side effect (less so fo woman than man) It interferes with libido. It may interfere with sleep so it is taken in the AM. It can cause jitteryness and weight loss. .. It usually takes between 3-5 weeks to work. 20 mgs is a low dose. You might want to consider therapy. I would recommend the use of Cognitive Behavioral Therapy. In CBT, one is taught new ways of thinking and behaving and as a result, one's mood improves, . anxiety and panic attacks decrease. In addition CBT is evidenced based as the most effective form of treating anxiety. See:
I would continue to modifying your coffee intake as it can make you nervous. I wish you you the best of luck.
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