 During his 1966 tour , Dylan was described as exhausted and acting " as if on a death trip " . D. A. Pennebaker , the film maker accompanying the tour , described Dylan as " taking a lot of <unk> and who @-@ knows @-@ what @-@ else . " In a 1969 interview with <unk> <unk> , Dylan said , " I was on the road for almost five years . It wore me down . I was on drugs , a lot of things ... just to keep going , you know ? " In 2011 , BBC Radio 4 reported that , in an interview that Robert Shelton taped in 1966 , Dylan said he had kicked heroin in New York City : " I got very , very strung out for a while ... I had about a $ 25 @-@ a @-@ day habit and I kicked it . " Some journalists questioned the validity of this confession , pointing out that Dylan had " been telling journalists wild lies about his past since the earliest days of his career . " 
