When it came to confronting the effects of too much sex, drugs, and rock ‘n’ roll, Drew Pinsky was the man everyone sought out. An American board-certified internist and addiction medicine specialist, “Dr. Drew” (as he was more popularly known), was the MTV generation’s Dr. Ruth. He dished helpful advice to millions through his nationally syndicated radio show “Loveline,” the TV series “Strictly Sex with Dr. Drew” (Discovery Health Channel, 2005), and in the reality program “Celebrity Rehab” (VH1, 2008- ), where he spent 21 days with stars who battled alcohol and drug addiction, including