Meth Mites: What Are They and Why Do They Happen?

Last Updated: January 8, 2025

Methamphetamine abuse is a serious public health issue that affects millions of people worldwide, leading to severe physical and psychological harm. One of the many distressing complications tied to chronic meth use is the experience of “meth mites”—the sensation that insects are crawling under the skin. In addition to these tactile hallucinations, meth use can also lead to painful and unsightly skin lesions known as “meth sores.” Understanding what these phenomena are, why they occur and how to address them is an important step in supporting recovery from methamphetamine addiction.

Below, we explore key facts about methamphetamine, what meth mites are, why they occur, and how they can severely impact the lives and health of those struggling with meth use.


Facts About Methamphetamine

Methamphetamine (often shortened to “meth”) is a powerful central nervous system stimulant that is highly addictive. It often appears in the form of a white, bitter-tasting crystalline powder that can be snorted, injected, swallowed or smoked. Regardless of the route of administration, methamphetamine can rapidly create intense euphoria. However, it also exacts a profound toll on the individual’s mental and physical health.

  • Chemical Composition: Methamphetamine is closely related to amphetamine but has slightly different chemical properties. These differences allow meth to cross the blood-brain barrier more effectively, causing a stronger and longer-lasting high.
  • Highly Addictive Nature: Meth use quickly leads to dependence. The brain’s reward system is overstimulated with dopamine, making the individual crave repeated doses in pursuit of intense euphoria and heightened energy.
  • Prevalent Use: The National Survey on Drug Use and Health and other organizations consistently report that meth remains among the most widely abused illicit stimulants, especially in certain regions of the United States. In 2023, 2.6 million people who are aged 12 or older used methamphetamine in the past year.
  • Severe Health Risks: Chronic meth use can damage virtually every organ system. It may result in cardiovascular disease, cognitive impairment, dental issues commonly referred to as “meth mouth,” and an increased likelihood of psychiatric disorders such as anxiety and paranoia.

Methamphetamine’s powerful effects and potential for harm set the stage for complications like meth mites and meth sores. These symptoms can be among the most visibly distressing signs of ongoing use.

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What Are Meth Mites?

“Meth mites” is a slang term referring to the imagined sensation of bugs crawling on or under the skin. These aren’t actual insects: instead, the sensation arises from a neurological misfiring that leads users to believe that something is moving beneath the surface of their flesh. In the medical field, this phenomenon is called formication.

  • Falsely Perceived Insects: People under the influence of meth often describe the feeling of small insects or parasites swarming under or across their skin. This can lead to frantic scratching, picking, or “digging” at the skin.
  • Connection to Psychosis: Chronic meth abuse can trigger stimulant-induced psychosis. Within these psychotic states, hallucinations — both visual and tactile — can occur. The belief that insects are crawling on someone’s skin is a hallmark of the disordered thinking that meth can produce.
  • Not an Infection: Despite the name, meth mites aren’t an actual biological or infectious threat. However, they lead to behaviors (e.g., excessive scratching) that can cause physical harm and potential infections in the lesions created by picking.

Understanding that meth mites are a delusion—albeit a convincing and terrifying one—can be an important step on the path to recovery. It underscores that these sensations are part of the broader physical and psychological disruptions that meth inflicts on the body and mind.


What Are Meth Sores and What Do They Look Like?

Meth sores are open wounds, scabs or lesions that often appear on the face, arms, back or torso of a person using meth. While there are many factors that contribute to the formation of these sores, one primary driver is the constant picking and scratching from the sensation of meth mites.

  • Appearance: Meth sores can vary widely. They can be small red bumps, open ulcers or crusty scabs. Some sores become deeper and more severe over time, especially if they are continually picked at.
  • Common Locations: The face, neck and arms are frequently affected because these areas are easily accessible for scratching. However, meth sores can appear on any part of the body.
  • Infection Risk: If a meth sore is left untreated or if a person continues to pick at it, the wound can become infected. Because meth often lowers overall health and hygiene, infected sores can quickly become serious medical issues, sometimes leading to complications like abscesses.
  • Scarring: Chronic picking and prolonged healing can lead to permanent scars. This scarring can be disfiguring and might exacerbate the mental health challenges that a person already faces.

Meth sores serve as one of the most visible and painful indicators of chronic meth use. Recognizing these signs and understanding their potential for infection is critical for those seeking help or trying to support a loved one who is struggling with meth addiction.


Why People Get Meth Mites (Formication)

Formication is a type of tactile hallucination—a false sense of physical touch. Specifically, formication refers to the sensation of insects creeping or crawling on or under the skin. Although it can be associated with conditions like menopause or diabetic neuropathy, it is most famously linked with stimulant drug use, especially meth.

Chemical Disruption in the Brain

Meth causes a surge of neurotransmitters like dopamine and norepinephrine. These chemicals impact how the brain processes sensory information. When someone is under the influence or experiencing withdrawal, miscommunication in neuronal pathways can lead them to sense stimuli that aren’t real, including itching or crawling sensations.

Psychological Distress

Stress, anxiety and paranoia often accompany meth use. These heightened emotional states may intensify tactile hallucinations. As stress hormone levels increase, an individual may be more susceptible to believing and feeling that insects are present on their skin.

Sleep Deprivation

Many meth users go on binges, staying awake for days at a time. Sleep deprivation is known to induce hallucinations and confusion. The severe lack of rest and subsequent exhaustion can exacerbate the formication sensation, making it feel even more real.

Overall Weakened Health

Meth can undermine the immune system and disrupt normal bodily processes, leaving a person more prone to feeling discomforts and pains they might ignore or cope with under healthier conditions. When combined with the psychological chaos of addiction, this vulnerability can escalate into powerful delusions of being infested with bugs.


How Do Meth Sores Affect Your Health?

Meth sores are not just a cosmetic issue; they pose significant risks to overall health. The interplay of poor hygiene, a compromised immune system, and ongoing skin trauma from picking sets the stage for severe complications.

  • Infection Risk
    Continuous picking creates an open wound vulnerable to bacteria such as Staphylococcus (staph) and Streptococcus (strep). If these bacteria enter the bloodstream, they can cause serious infections, potentially requiring hospitalization.
  • Scarring and Skin Damage
    The constant picking and scratching can leave deep scars that are difficult or impossible to remove. Long-term disfigurement can lead to self-esteem issues, depression and social isolation.
  • Chronic Pain
    Infected sores can become painful, oozing lesions that throb or burn. This constant pain can interfere with daily activities, disrupt sleep, and worsen a person’s mental health.
  • Risk of Further Drug Use
    Paradoxically, the frustration, self-consciousness and pain associated with sores can drive a person to continue using meth to numb or distract from the discomfort. This perpetuates the cycle of addiction.

Recognizing the health risks can be a turning point for those ready to seek help. Proper medical care, combined with addiction treatment, is essential for reversing or mitigating much of the damage meth sores can cause.


How to Get Rid of Meth Mites & Meth Sores

Addressing meth mites (the perceived crawling sensation) and meth sores requires a comprehensive approach that goes beyond merely treating the skin. The underlying cause is meth use, so the most critical step to healing is stopping meth use and seeking treatment.

1. Stop Using Meth

  • Addiction Treatment: Detoxification, inpatient or outpatient rehabilitation and therapy are often recommended as part of a formal treatment plan. Recovery support, whether from professionals, peer groups or family, is crucial.
  • Medical Supervision: Quitting meth can lead to intense withdrawal symptoms. During withdrawal, you may continue to experience formication or severe skin-picking urges, which makes professional guidance essential.

2. Seek Medical Care for Sores

  • Wound Care: A medical professional can clean and dress the sores, prescribe antibiotics if necessary, and offer recommendations for preventing infection.
  • Dermatological Support: In severe cases, a dermatologist can help manage skin damage and possibly reduce scarring through specialized treatments.
  • Mental Health Care: Tactile hallucinations and the urge to pick can be reduced through psychiatric interventions. Antipsychotic medications or anti-anxiety medications may be considered, alongside counseling and behavioral therapies.

3. Improve Hygiene and Self-Care

  • Skin Care Routine: Gentle cleansing with antimicrobial soap, application of topical creams or ointments and avoiding further picking are key steps to healing.
  • Healthy Lifestyle Changes: Staying hydrated, maintaining a balanced diet, and getting enough rest promote skin repair and bolster the immune system.
  • Support Systems: Overcoming the psychological aspects of meth addiction and the compulsion to pick at sores is often easier with the help of therapists, support groups, family and friends. Creating a positive environment that fosters healing and accountability can help prevent relapse.

4. Treat Underlying Mental Health Disorders

Ultimately, eliminating meth from the equation is the single most essential step in ridding oneself of meth mites and meth sores. Recovery doesn’t happen overnight, but with the right medical and psychological support, healing and restoration are possible.


Reasons Meth Causes Hallucinations

Meth-induced hallucinations, including formication, are primarily attributed to significant changes in brain chemistry and function. Several factors work together to create the distorted perceptions associated with meth use:

  • Excess Dopamine and Norepinephrine: Meth causes a massive release of dopamine and norepinephrine, chemicals responsible for alertness, pleasure and motivation. When these chemicals flood the brain, the nervous system becomes overstimulated, potentially generating false sensory signals.
  • Altered Neurotransmitter Transport: Meth also disrupts how the brain recycles or reabsorbs neurotransmitters, contributing to prolonged periods of heightened sensation. This can intensify or prolong hallucinations, especially during binges.
  • Psychosis: Chronic meth abuse can induce a psychotic state that includes paranoia and delusions, blurring the line between reality and hallucination. Meth psychosis can closely resemble schizophrenia in its intensity.
  • Sleep Deprivation: People who use meth often go long stretches without sleeping. Exhaustion makes the brain more prone to misinterpret ordinary sensations as extraordinary, including tactile hallucinations.
  • Physical and Emotional Stress: The physical toll meth takes on the body and mind—nutritional deficiencies, dehydration, stress—can reduce the brain’s ability to regulate sensory perception, further increasing the likelihood of hallucinations.

The combination of these factors creates a perfect storm in which someone may see, hear or feel things that do not exist. These hallucinations can be terrifying and dangerous, prompting self-harm (through picking) or erratic behavior.


Get Help for Meth Abuse and Addiction

Meth mites and meth sores are among the most distressing and visible signs of chronic methamphetamine use. The delusion of insects crawling under the skin (formication) can lead to compulsive scratching and picking, which in turn results in painful and infected sores that take a serious toll on physical and mental health. Although “meth mites” are not real, the damage they cause certainly is.

Addressing these issues requires a comprehensive, compassionate approach that tackles not only the physical consequences but also the underlying meth addiction driving them. Medical interventions for wound care, mental health support for psychosis and hallucinations, and evidence-based treatments for meth addiction are all critical components of recovery. With proper help, it is possible to break the cycle of meth use, heal from its damaging effects, and regain control of one’s life. If you or a loved one is struggling with methamphetamine addiction, reach out to The Recovery Village for professional help and support. Recovery is attainable, and a healthier, more fulfilling life is within reach.

We specialize in compassionate, evidence-based care tailored to your needs. Whether you’re seeking help for yourself or a loved one, we’re here to guide you every step of the way.

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