DEAR DR, MY SISTER IS ADDICTED TO AVIL 50MG SINCE 15 YRS ,BCOS OF FAMILY PROBLEMS,SHETAKES SOME 8 TABLETS AT A TIME ,IS THERE ANY DANGER ,she also takes anxiet 0.5mg 4tablets along with avil please tell us what are the effects or danger associated with that she usedv to faint previously ,but she never used to remember what happened when she fainted ,she is not able to recollect what happened when she fainted ,where she fainted and all