Heroin Effects and Abuse

Heroin is one of the most addictive and destructive drugs in the world, and its effects on the body can begin with the very first use. Whether you are trying to understand what heroin does, recognize signs of heroin abuse in someone you love, or find a way out of addiction yourself, this page covers what you need to know.

Opioids are the Gateway Drug for Heroin Abuse

It’s an open secret that opioids and opiates function in very similar ways. As a result, people who abuse prescription pain pills sometimes make the leap to heroin. In fact, the street drug is cheaper and easy to find.

How Prescription Opioids Can Lead to Heroin Use

Opioids and opiates work in very similar ways in the body. People who become dependent on prescription pain pills sometimes turn to heroin because it is cheaper and easier to find on the street. What starts as a prescription can become something far more dangerous.

Fentanyl has made this even more deadly. Much of the heroin supply in the United States is now laced with fentanyl, a synthetic opioid many times more potent than heroin itself. Users often have no way of knowing it is there.

What is Heroin?

Heroin is an opiate derived from the opium poppy plant. Once it enters the body, it converts to morphine and binds to opioid receptors in the brain and spinal cord, triggering a flood of dopamine and producing an intense rush of euphoria. That reaction is also what makes it so difficult to stop using.

Most people inject heroin directly into their veins, which increases overdose risk significantly. Others snort or smoke it. The method of use changes how fast it hits, but the effects of heroin on the body and the addiction potential are the same regardless. According to the National Institute on Drug Abuse, heroin use has been rising steadily in part because it is a cheaper alternative to prescription opioids.

Short-Term Effects of Heroin

There is no safe dose of heroin. Every use carries overdose risk. Short-term effects of heroin include:

• Intense rush of euphoria
• Warm flushing of the skin
• Heavy feeling in the arms and legs
• Dry mouth
• Nausea and vomiting
• Severe itching
• Slowed breathing
• Clouded mental function
• Going in and out of consciousness

Long-Term Effects of Heroin

With continued use, heroin reshapes the brain and breaks down the body. Long-term heroin effects include:

• Physical dependence and addiction
• Collapsed and scarred veins from injection
• Infection of the heart valves (endocarditis)
• Liver and kidney disease
• Chronic constipation and stomach cramping
• Increased risk of HIV, hepatitis B, and hepatitis C from shared needles
• Lung complications including pneumonia
• Severe depression and other mental health disorders
• Deterioration of the brain’s white matter, affecting decision-making and behavior

The Centers for Disease Control and Prevention (CDC) tracks heroin-related overdose deaths as part of its broader overdose prevention efforts. Overdose risk increases significantly with long-term use, particularly as tolerance builds and users require larger amounts to feel the same effect.

Signs of Heroin Abuse

Knowing the signs of heroin abuse can help you act before the situation becomes life-threatening. Common signs include:

• Needle marks or track marks on the arms
• Sudden weight loss
• Withdrawing from family, friends, and responsibilities
• Pinpoint pupils
• Nodding off at unusual times
• Wearing long sleeves in warm weather to hide injection sites
• Slurred speech and slowed movements
• Keeping drug paraphernalia such as needles, burned spoons, or small bags
• Drastic mood or behavior changes
• Financial problems with no clear explanation

Heroin Overdose: What to Know

Heroin overdose is a medical emergency. Because so much of the current supply is contaminated with fentanyl, overdose can happen even in people who have used it before and believe they know their tolerance. Recognizing the signs quickly can save a life.

Signs of heroin overdose include:

• Slow, shallow, or stopped breathing
• Blue or grayish lips and fingertips
• Unresponsive or unconscious
• Gurgling or choking sounds
• Limp body
• Pinpoint pupils

If you suspect an overdose, call 911 immediately. Naloxone (Narcan) can reverse an opioid overdose and is available without a prescription at most pharmacies. The SAMHSA National Helpline is also available 24 hours a day, 7 days a week for immediate assistance.

Heroin Withdrawal: What Happens When You Stop

When someone who is physically dependent on heroin stops using, withdrawal begins within hours of the last dose. While heroin withdrawal is rarely life-threatening on its own, it is extremely uncomfortable and one of the most common reasons people return to using before getting real help.

Withdrawal symptoms typically include:

• Intense drug cravings
• Muscle aches and pain
• Sweating and chills
• Nausea, vomiting, and diarrhea
• Insomnia and restlessness
• Anxiety and irritability
• Rapid heart rate

Symptoms usually peak within 48 to 72 hours and begin to ease after a week, though post-acute withdrawal symptoms like depression and cravings can linger much longer. Medical detox provides supervision and medication support that makes this process safer and significantly more manageable.

Seek Help with Rehab

Do you need treatment for heroin addiction? If so, you don’t have to go down this road any longer.

Pain-free detoxification is now possible thanks to the development of pharmacological support medications. They help get you off the drugs without the dreaded withdrawal symptoms. However, choose a facility that immediately transitions you to rehab. It cuts down on the possibility of relapse between medical and clinical care.

For example, rehab might consist of treatments such as:

• Cognitive behavioral therapy that encourages you to replace areas of dysfunctional responses with healthier ones
• Dialectical behavior therapy, which helps you gain control over seemingly overwhelming emotions in high-stress situations
• Dual diagnosis treatment for when an assessment shows that you’re also dealing with a co-occurring mental health disorder
• Trauma therapy, which helps you move past unresolved experiences from the past or PTSD
• Pain recovery treatment that assists with chronic pain or nerve pain that might have gotten you started on opioids

Don’t lose another day to heroin. Ashley Addiction Treatment is here for you. Call 866-313-6310 today and learn more about our programs and treatments.