To identify the direct causes of drug relapse and abstainers demand,and to develop programs for the prevention of dmg relapse.Methods Abstainers in a Compulsive Detoxification Center in Wuhan City,capital of Hubei Province were randomly selected. An investigation on the direct causes of drug relapse and abstainers demands was conducted with multiple-choice questionnaires and face to face interviews. Data were analyzed with SPSS 12.0.Results The direct causes leading to drug relapse included:temptation to use drug again by themselves or by their drug mates,seeking pleasure and ecstasy from drug use,relatively well off living,mental stress,irritation,demoralization,family conflicts,unemployment,feeling distrusted by the family,lack of care and love from the family,and discrimination by others.abstainers demands after detoxification and returning to the society included:care and support from the family,employment assistance,changing living environment,understanding by others,support from the society,and keeping far away from drugs.Conclusions Environmental factors are the direct causes of drug relapse,and negative irritation is its predisposing causes. Leaving former residence,more care and help given by both the family and the society and raising their overall quality of life are the demands of abstainers.