What are the side effects for using heroin?

Here are some other signs and effects to beware of that may indicate your friend or a family member is a heroin user:

<code>Respiratory depression or labored breathing
Slowed heart rate
Dry mouth
Rapid weight loss
Constant itching
Nausea and frequent vomiting
Flushed skin
They are often tired&ndash;slipping in and out of lucidity
Sleeps excessively
Mood swings
Appears Anxious often
Has weak concentration
Has difficulty carrying on a conversation
Losing consciousness randomly
Has declined in personal hygiene (bathing, grooming, wearing clean clothes, etc.)
Dizziness and disorientation when walking or doing activities.
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