Addict 
To dream you are an addict could signify that you've lost control of a circumstance. You have given up control and denied all responsibility for your actions. This kind of dream can also indicate fear, low self-image issues, and other latent insecurities.
Addiction
To dream you have an addiction, a person may attempt to gain control over you or a situation could overcome you. The dream could also indicate that you have trouble connecting to your immediate environment.
Overdose
To overdose in a dream indicates a lack of control over yourself. You may be struggling with depression or addiction in your daily life and it might be time to find assistance.
An overdose in a dream may also indicate that you are filling yourself with too many responsibilities and you desire help from others to get out of an overwhelming situation.
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