•nausea, vomiting, diarrhea, loss of appetite
, feeling unsteady, loss of
•headache, trouble concentrating, memory problems, weakness, fainting, seizure, shallow breathing or breathing that stops.
Common side effects may include:
•drowsiness, dizziness, tired feeling;
•mild nausea, stomach pain, upset stomach, constipation;
•changes in appetite or weight;
•sleep problems (insomnia); or
•decreased sex drive, impotence, or difficulty having an orgasm.