Have you had to reduce or abandon your social or recreational activities due to your ongoing use of heroin?

Do you spend a great amount of time on activities involved in acquiring, using, or recovering from your use of heroin?

Have you frequently wanted to cut back on your use of heroin?

Have you often tried unsuccessfully to reduce your use of heroin?

Do you often have strong cravings and urges to use heroin?

Do you frequently use more heroin than you originally intended?

Do you frequently use heroin over a longer time than you intended?

Have you used heroin when it was unsafe for you to do so, such as while operating a motor vehicle or machinery, or in other unsafe circumstances?

Have you continued using heroin even when it was worsening your physical or mental health issues?

Have you failed to meet your obligations and responsibilities at home, work, or school because of your heroin use?

Have you suffered relationship or social problems due to your heroin use and kept using it anyway?

When discontinuing prolonged heroin use, have you experienced a runny nose, nausea, vomiting, fever, muscle aches, an uncomfortable mood, insomnia, diarrhea, yawning, or sweating?

Have you resumed using heroin to avoid or relieve these symptoms?

Have you needed to use a greater dose of heroin to achieve the effect you wanted?

After using the same dose of heroin for a period of time, have you noticed it has a lessened effect?