how much dhea should a postmenopausal woman take
1 In postmenopausal women and in elderly men: Doses of 25-50 mg daily are commonly used. 2  For treatment of schizophrenia: Increasing doses of DHEA of 25 mg daily for 2 weeks, 25 mg two times daily for 2 weeks, and 50 mg two times daily for 2 weeks. Withdrawal symptoms. 2  Early research shows that taking 100 mg of DHEA daily together with standard therapy for 12 months does not improve symptoms of drug withdrawal in people addicted to heroin. 3  Taking 100 mg of DHEA daily for 12 weeks also did not improve symptoms of cocaine withdrawal.