While some children continue to breastfeed even with this change, others may wean. Before 1919, physicians prescribed milder forms of opiates to help wean patients off opium. He was put on Valium IV to wean him from painkillers. Formula-fed babies can successfully wean using BLW. Coca tea has been used to wean cocaine addicts off the drug. Most fur seals continue this cycle for about 9 months until they wean their pup. Dahmer's father tried unsuccessfully to wean his son off alcohol. Bowie and Pop relocated to West Berlin to wean themselves off their respective drug addictions. Monica tries to wean him off drinking but regrets it when he becomes extremely boring. How and when to wean a human infant is controversial. Hand-reared budgies may take slightly longer to wean than parent-raised chicks. From around 1979 Reed began to wean himself off drugs. The film ends with Greg and Pam trying to wean their parents off the idea. The fawn is likely to wean at around three months. Parents wean their young 65 days after they are born.