<p><strong>Background:</strong> Methamphetamine abuse is now a significant problem in Iran.</p> <p><strong>Objective:</strong> To present usefulness of ECT in the improvement of methamphetamine induced psychosis, methamphetamine withdrawal retardation and methamphetamine withdrawal craving, in a single case.</p> <p><strong>Results/Conclusion:</strong> ECT can be beneficial in the treatment of these serious conditions.</p>