Some some side effects can include:
dizziness, drowsiness, dry mouth, constipation, stomach upset, nausea, vomiting, changes in appetite or weight, flushing, increased sweating, tiredness, blurred vision or vision changes, anxiety, restlessness, sleep problems (insomnia), memory problems, trouble concentrating, numbness or tingling, decreased sex drive, impotence, difficulty having an orgasm
More serious side effects can also include:
mental/mood changes (e.g., confusion, depression), enlarged or painful breasts, unwanted breast milk production, irregular or painful menstrual periods, muscle stiffness, ringing in the ears, shakiness (tremors), trouble urinating
Speak with your doctor if you experience any side effects that become severe during your treatment with Anafranil. If you experience any serious side effects speak with your doctor right away for medical treatment.