My friend is getting off Hydrocone Yesterday was her LAST PILL was a 7.5 she was taking 6 a day ,she started cutting them down each day untill Yesterdar with the LAST ONE. She says she fells tired, sleepy, her muscles hurt , her neck hurts , her back hurts, she use to have a little back pain when she fell about a year and half ago, But now she is trying to get OFF, HOW MUCH longer will it TAKE , PLEASE HELP