How alcohol and THC effects the liver compared to stimulant medications
Moderate or daily alcohol use combined with THC in adults with ADHD can have several negative effects over time:
- Alcohol and THC both impact
brain functions like attention, memory, decision-making, and impulse
control, which are already areas of challenge for people with ADHD.
Drinking alcohol regularly, even moderately, can make ADHD symptoms worse
by increasing impulsivity, restlessness, and difficulty focusing.
Long-term alcohol use also raises the risk of developing alcohol use
disorder, which is more common in people with ADHD.
- THC (cannabis) can further
impair working memory, attention, and executive function, particularly
with chronic use. For someone with ADHD, whose brain is already vulnerable
in these areas, THC can amplify difficulties with decision-making and
risk-taking behaviors. There is also a higher chance of developing
cannabis use disorder.
- Combining alcohol and THC can
cause additive effects, making cognitive and emotional regulation even
more challenging. It can also interfere with the effectiveness of ADHD
medications.
- Adults with ADHD who use
alcohol and THC daily are at increased risk for worsened mental health
symptoms such as anxiety, depression, and unstable emotions, along with
worsened cognitive decline over time.
Overall,
for adults with ADHD, moderate or daily alcohol use combined with THC is likely
to accelerate cognitive difficulties, worsen ADHD symptoms, increase substance
use disorder risk, and negatively affect emotional health compared to
abstaining or controlled use of ADHD medications alone.gatewayfoundation+4
- https://www.gatewayfoundation.org/blog/adhd-alcohol-relationship/
- https://adhdonline.com/articles/alcohol-cannabis-and-adhd-what-you-should-know/
- https://www.webmd.com/add-adhd/adhd-meds-alcohol-marijuana
- https://pmc.ncbi.nlm.nih.gov/articles/PMC11032069/
- https://www.additudemag.com/cannabis-use-disorder-marijuana-adhd/
- https://pmc.ncbi.nlm.nih.gov/articles/PMC9082225/
- https://chadd.org/attention-article/adhd-recreational-marijuana/
- https://www.sciencedirect.com/science/article/abs/pii/S0022395622006549
- https://www.medicalnewstoday.com/articles/315187
- https://www.healthline.com/health/marijuana-and-adhd
Here
are the most common signs of ADHD in adults aged 40 and up:
- Difficulty paying attention and
staying focused on tasks, often getting easily distracted or missing
details.
- Problems with organization and
time management, such as forgetting appointments or struggling to
prioritize tasks.
- Restlessness or feeling
internally "on the go," sometimes expressed as fidgeting or an
inability to sit still.
- Impulsiveness, like
interrupting others, making hasty decisions, or having difficulty
controlling emotions.
- Trouble finishing tasks,
leading to incomplete projects or missed deadlines.
- Mood swings, low frustration
tolerance, and difficulty coping with stress.
- Forgetfulness and frequently
losing things like keys or phones.
- Challenges in relationships due
to inattentiveness, impulsiveness, or appearing insensitive.
- Feeling overwhelmed or
underachieving, often accompanied by low self-esteem.
In
adulthood, hyperactivity often lessens compared to childhood but restlessness
and impulsivity may persist. Symptoms need to cause ongoing difficulties in
daily life across multiple settings (work, home, relationships) to be diagnosed
as ADHD.
These
symptoms can feel more intense or change with age, and for some adults symptoms
may have been missed or undiagnosed until later in life. ADHD in adults often
coexists with anxiety, depression, or other mental health conditions.mayoclinic+3
- https://www.mayoclinic.org/diseases-conditions/adult-adhd/symptoms-causes/syc-20350878
- https://www.nimh.nih.gov/health/publications/adhd-what-you-need-to-know
- https://www.healthline.com/health/adhd/adult-adhd
- https://magazine.medlineplus.gov/article/adhd-across-the-lifespan-what-it-looks-like-in-adults
- https://chadd.org/attention-article/frenzied-frazzled-and-overwhelmed-the-interaction-of-hormones-and-adhd-in-women-in-midlife/
- https://my.clevelandclinic.org/health/diseases/24741-adhd-in-women
- https://www.yalemedicine.org/news/adhd-in-adults
- https://www.nhs.uk/conditions/adhd-adults/
- https://www.cdc.gov/adhd/diagnosis/index.html
- https://add.org/signs-of-adhd/
Yes,
someone who drinks alcohol regularly for 40 years—even if only moderately—and
also uses THC gummies could experience faster cognitive decline, especially if
they have a family history of ADHD.
Long-term
alcohol use is well-known to damage the brain. Even moderate drinking over
decades can cause brain shrinkage and impair memory, attention, and other cognitive
functions. THC (the active part of cannabis gummies) can further affect brain
areas responsible for memory and attention, particularly if used heavily or for
many years. When alcohol and THC are used together regularly, the negative
effects on brain function can be stronger.
For
someone with ADHD or a family history of it, brain differences related to
attention and memory may already exist, making the brain more vulnerable to
damage from substances like alcohol and THC. This combined use over a long time
increases the risk of worsening cognitive decline, including problems with
learning, memory, and focus.jamanetwork+3
- https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2829657
- https://pmc.ncbi.nlm.nih.gov/articles/PMC8452381/
- https://www.pnas.org/doi/10.1073/pnas.1206820109
- https://www.health.harvard.edu/blog/cognitive-effects-of-long-term-cannabis-use-in-midlife-202206142760
- https://pmc.ncbi.nlm.nih.gov/articles/PMC3037578/
- https://bbrfoundation.org/content/long-term-regular-cannabis-users-showed-cognitive-deficits-midlife-45-year-study
- https://www.amenclinics.com/blog/alcohol-or-marijuana-which-is-worse-for-your-brain/
- https://www.sciencedirect.com/science/article/abs/pii/S1568163719303204
- https://www.sciencealert.com/male-cannabis-users-seem-to-show-less-cognitive-decline-study-finds
Here’s
an explanation suited for a high school student:
For
someone with ADHD, using stimulant medicine like Adderall or methylphenidate is
generally safe for the liver when taken correctly as prescribed. These
stimulants are processed in the liver, and in rare cases, especially with
misuse or overdose, they can cause liver injury or raise liver enzyme levels,
but this is uncommon with proper use. Some nonstimulant ADHD medications, like
atomoxetine (Strattera), have a slightly higher risk of causing liver problems,
and doctors usually monitor liver function when people take them.
On
the other hand, drinking alcohol every day, especially when combined with THC
gummies, is much harder on the liver. Alcohol is directly toxic to the liver
and can cause inflammation, scarring (cirrhosis), and serious long-term damage.
THC alone doesn’t usually harm the liver much, but mixing it with alcohol can
make the effects worse and put more strain on your body.
In
summary, while ADHD stimulant medications could cause liver problems if misused
or taken in very high doses, drinking alcohol daily with THC is generally far
more damaging to the liver over time. The liver can usually handle ADHD
medicines if used properly, but alcohol combined with THC is more likely to
seriously hurt your liver long term.emedicinehealth+4
- https://www.pharmacytimes.com/view/drug-induced-liver-injury-in-children-atomoxetine-and-nonstimulants-for-adhd
- https://www.emedicinehealth.com/can_adhd_medication_cause_liver_problems/article_em.htm
- https://www.ncbi.nlm.nih.gov/books/NBK573973/
- https://www.ncbi.nlm.nih.gov/books/NBK547941/
- https://www.webmd.com/add-adhd/childhood-adhd/adhd-common-side-effects-children
- https://www.webmd.com/add-adhd/long-term-risks-adhd-medications
- https://www.healthychildren.org/English/health-issues/conditions/adhd/Pages/Determining-ADHD-Medication-Treatments.aspx
- https://www.pillcheck.ca/2019/11/14/how-safe-are-adhd-medications-for-children-balancing-the-benefits-and-health-risks/
- https://www.gatewayfoundation.org/blog/adhd-alcohol-relationship/
Here
is a simple way to explain it to an elementary student:
Drinking
alcohol every day and taking THC gummies can hurt your liver a lot over time
because alcohol is like a strong poison for the liver. The liver is like a
filter in your body that cleans bad stuff out, but if you drink alcohol a lot,
the liver gets tired and sick. THC gummies by themselves don’t hurt as much,
but mixing them with alcohol can make the liver even more tired.
Taking
medicine called stimulants (used for ADHD) can also make the liver work hard,
but if you take the medicine the right way, it usually doesn’t hurt the liver
too much. The problems usually happen if someone takes too much medicine or
mixes it with alcohol.
So,
drinking alcohol every day with THC is usually harder on your liver than taking
the medicine correctly. The liver can get very sick from drinking too much
alcohol, but it can usually handle the medicine if used the right way.
In
short: Drinking alcohol a lot hurts the liver more than taking your ADHD
medicine the right way.lakeviewhealth+2
- https://www.lakeviewhealth.com/blog/how-does-adderall-damage-liver/
- https://pmc.ncbi.nlm.nih.gov/articles/PMC3706063/
- https://www.tidesedgedetoxcenter.com/detox-blog/adderalls-impact-on-the-liver/
- https://www.pharmacytimes.com/view/drug-induced-liver-injury-in-children-atomoxetine-and-nonstimulants-for-adhd
- https://agapedetoxcenter.com/is-adderall-bad-for-your-liver/
- https://comfortrecoveryllc.com/adderall-and-liver-damage/
- https://www.ncbi.nlm.nih.gov/books/NBK573973/
- https://www.emedicinehealth.com/can_adhd_medication_cause_liver_problems/article_em.htm
- https://azliver.com/liver-disease-and-mental-health-explained/
- https://www.gatewayfoundation.org/blog/adhd-alcohol-relationship/
For
someone with ADHD, comparing the long-term liver effects of drinking alcohol
daily combined with THC gummies versus using stimulant medications presents
distinct risks:
- Daily alcohol consumption,
especially combined with THC, is more likely to cause significant liver
damage over time. Alcohol is directly hepatotoxic—it depresses the central
nervous system and chronically damages liver cells, potentially leading to
inflammation, cirrhosis, and liver failure. Chronic alcohol use also worsens
ADHD symptoms, disrupts sleep, and may increase risks of addiction,
compounded by THC's cognitive impairments and risks of dependence. THC
alone's impact on liver is less directly toxic but combined use with
alcohol can amplify health risks, including cardiovascular strain and
worsened mental symptoms.calm+1
- Stimulant ADHD medications like
Adderall (amphetamine) are metabolized in the liver and can cause liver
enzyme elevation, oxidative stress, and hepatocyte damage if misused or
taken in high doses. Chronic misuse can lead to acute liver injury,
inflammation, and in severe cases, liver toxicity and failure. However,
prescribed and medically supervised use usually poses minimal liver risk.
Liver damage from stimulants is often related to overdose or combined use
with other substances (such as alcohol).tidesedgedetoxcenter+3
In
summary, daily drinking combined with THC gummies is generally harder on the
liver long-term than medically supervised stimulant use for ADHD**.**
Alcohol’s direct hepatotoxic effects and synergy with THC produce greater
cumulative liver damage risk. Stimulants can affect the liver mainly under
misuse or high chronic doses. Both carry some risk, but regular alcohol use
with THC is more detrimental to liver health in the long term for someone with
ADHD.lakeviewhealth+3
- https://www.tidesedgedetoxcenter.com/detox-blog/adderalls-impact-on-the-liver/
- https://www.calm.com/blog/adhd-and-thc
- https://www.lakeviewhealth.com/blog/how-does-adderall-damage-liver/
- https://www.gatewayfoundation.org/blog/adhd-alcohol-relationship/
- https://www.ncbi.nlm.nih.gov/books/NBK573973/
- https://pmc.ncbi.nlm.nih.gov/articles/PMC11032069/
- https://www.emedicinehealth.com/can_adhd_medication_cause_liver_problems/article_em.htm
- https://www.additudemag.com/cannabis-use-disorder-marijuana-adhd/
- https://www.ncbi.nlm.nih.gov/books/NBK547941/
Here’s a high school level explanation of the liver’s role in dopamine and the brain:
Dopamine is a chemical in the brain that helps control things like movement, motivation, and how we feel pleasure or reward. It is mainly made in the brain and cannot directly come from other parts of the body because dopamine itself cannot cross the barrier that separates the bloodstream from the brain.
The liver doesn’t make the dopamine used in the brain, but it plays an important supporting role. The liver helps break down substances in the body and keep things balanced—including chemicals that the body uses to make dopamine. Your gut and its bacteria actually produce some dopamine, which affects liver health and immune responses, but this dopamine stays mostly outside the brain.
When the liver is healthy, it helps maintain a good balance of chemistry and supports overall body health, which indirectly supports normal brain function including dopamine signaling. If the liver is not working properly, it can cause inflammation and other problems that might affect how dopamine works in the brain. So the liver’s health is important for keeping your brain and dopamine systems working well, even though it’s not making dopamine for the brain itself.
In short, the liver supports the body’s chemical balance and immune system, which helps the brain’s dopamine system work properly, but dopamine itself is produced mostly in the brain, not in the liver.pmc.ncbi.nlm.nih+2
- https://pmc.ncbi.nlm.nih.gov/articles/PMC6199378/
- https://www.ncbi.nlm.nih.gov/books/NBK535451/
- https://go.drugbank.com/drugs/DB00988
- https://my.clevelandclinic.org/health/treatments/24958-dopamine-agonists
- https://news.emory.edu/stories/2023/01/som_bhc_inflammation_felger/story.html
- https://my.clevelandclinic.org/health/articles/22581-dopamine
- https://seaglassrecoveryarizona.com/the-connection-between-dopamine-and-addiction/
- https://bpspubs.onlinelibrary.wiley.com/doi/10.1111/bph.16041
- https://www.sciencedirect.com/science/article/pii/S2405580824002747
- https://www.nature.com/articles/s41392-023-01673-4

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