Lexapro is a prescription antidepressant used to treat depression and anxiety. Alcohol is a central nervous system depressant that affects mood, judgment, sleep, and coordination. Used together, the combination can worsen side effects, make symptoms harder to manage, and get in the way of your treatment.
What Is Lexapro?
Lexapro is the brand name for escitalopram, a selective serotonin reuptake inhibitor (SSRI) approved for major depressive disorder and generalized anxiety disorder. It increases serotonin activity in the brain, which helps regulate mood and anxiety over time.1
It also causes side effects: nausea, sleepiness, insomnia, fatigue, dizziness, sweating, sexual side effects, and appetite changes.1 Since alcohol affects alertness, coordination, judgment, and mood too, combining them complicates treatment.
The Lexapro prescribing information notes that while the medication did not increase alcohol-related mental or motor impairment in studies of healthy subjects, using Lexapro and alcohol together in people with depression is not advised.1
How Alcohol Affects the Brain and Mood
Alcohol acts on several brain systems governing mood, memory, judgment, coordination, and reward. It interferes with communication pathways, making it harder for the areas controlling balance, memory, speech, and judgment to work properly.2
At first, drinking feels relaxing. It lowers inhibition and dulls emotional discomfort temporarily. As it wears off, it contributes to anxiety, irritability, poor sleep, low mood, and emotional instability.
That matters on Lexapro, because the medication is working to stabilize mood and anxiety over time. Alcohol pushes the other direction, particularly with heavier or more frequent drinking.
Why the Combination Is Risky
Lexapro and alcohol do not affect everyone identically, and the combination still raises specific risks. Even without a severe reaction, drinking interferes with how you feel day to day.
NIAAA notes that alcohol interacts with medications in ways that can raise or lower medication levels, change alcohol's effects, or increase adverse reactions.3
Can Alcohol Make Lexapro Less Effective?
It can make Lexapro feel less effective, even without directly cancelling it out, because alcohol degrades sleep, mood, anxiety, motivation, and emotional regulation.
What people notice:
More anxiety the next day: rebound anxiety after the calming effect fades
Lower mood: depression symptoms feeling heavier
Less consistent progress: emotional swings that make treatment response hard to read
More side effects: dizziness, drowsiness, and fatigue becoming more noticeable
Missed doses: drinking disrupts routines
If Lexapro does not seem to be working, it is worth discussing alcohol, sleep, stress, dose, timing, and other medications with your provider before concluding the medication failed.
Side Effects That Get Worse
Both affect how you think, move, and feel. Together, side effects become stronger and less predictable: fatigue, sleepiness, dizziness, trouble concentrating, nausea, and emotional swings.
Be especially careful with driving, operating machinery, caring for children, or anything requiring coordination and quick reaction time.
Lexapro, Alcohol, and Suicidal Thoughts
Lexapro carries a boxed warning about increased risk of suicidal thoughts and behaviors in children, adolescents, and young adults, particularly during early treatment or dose changes.1 Alcohol worsens impulsivity, mood instability, and judgment, which can make emotional distress more dangerous.
That does not mean everyone who drinks on Lexapro will experience this. It does mean that if alcohol deepens your depression, increases impulsive behavior, or brings thoughts of self-harm, those are serious warning signs.
Seek urgent help for thoughts of harming yourself, sudden worsening depression, extreme agitation or panic, risky or impulsive behavior, or feeling unable to stay safe.
If you are in immediate danger, call 911. The 988 Suicide and Crisis Lifeline is available by call or text at any hour.
What If You Already Drank While Taking Lexapro?
One drink and feeling fine probably does not need emergency care. Still avoid driving or anything risky until you know how you feel.
Watch for severe drowsiness, confusion, fainting, vomiting, worsening depression or panic, thoughts of self-harm, or trouble staying awake.
If symptoms feel severe, call poison control, your provider, or 911. If you drank heavily, combined Lexapro with other medications, or feel unsafe, treat it seriously.
How Long After Taking Lexapro Can You Drink?
There is no waiting period that makes alcohol safe with Lexapro. The medication is taken daily and stays active in the body well beyond a single dose. Skipping a dose in order to drink is not a workaround; it raises the risk of missed doses, mood changes, and discontinuation symptoms.
If alcohol matters to you socially or culturally, ask your prescriber directly. They can weigh your mental health history, dose, side effects, drinking pattern, and safety risks.
For most people, avoiding alcohol on Lexapro is the safest option.
Signs Alcohol Is Interfering With Treatment
Often the issue is not one drink. It is the pattern that forms around drinking while trying to manage depression or anxiety.
Alcohol use disorder frequently occurs alongside other mental health conditions, and each makes the other worse.4 When both are present, that is a co-occurring disorder, and treating them together works better than treating one and ignoring the other.
Treatment for Alcohol Use and Depression or Anxiety
If you are on Lexapro and struggling to cut back, you are not unusual. Alcohol use and mental health symptoms overlap constantly.
SAMHSA describes substance use treatment as including outpatient care, residential treatment, counseling, peer support, medications when appropriate, and recovery support services.5 FDA-approved medications for alcohol use disorder include naltrexone, acamprosate, and disulfiram.6
Safer Ways to Support Your Mental Health
If alcohol has become part of your stress relief routine, replacing it with things that actually support your nervous system beats working against your own treatment.
The goal is not perfection. It is having options, so alcohol is not the only tool available when life gets loud.
Moving Forward
Mixing Lexapro and alcohol makes depression and anxiety treatment harder to manage. It increases side effects, worsens mood, disrupts sleep, and obscures whether your medication is working.
If avoiding alcohol feels easy, that is the safest choice while taking Lexapro. If it feels difficult, that is not a failure. It may mean alcohol has become tied to coping, stress relief, social pressure, or deeper symptoms.
Support helps you sort through that without shame. Search our directory of treatment programs by location, insurance, and level of care.
Related Topics
Lexapro and Alcohol Questions People Ask Most
Can you drink alcohol while taking Lexapro?
Generally not advised. Alcohol worsens side effects, impairs judgment, disrupts sleep, and makes depression or anxiety harder to manage.
What happens if you mix Lexapro and alcohol?
Drowsiness, dizziness, impaired coordination, poor judgment, nausea, mood swings, and emotional instability all increase. Depression or anxiety often feel worse after drinking.
Does alcohol make Lexapro less effective?
It can, by worsening sleep, mood, anxiety, and motivation, and by making it harder to tell whether the medication is working.
How long after taking Lexapro can you drink?
There is no universal waiting period, because Lexapro is taken daily and stays active in the body. Ask your prescriber based on your health and drinking pattern.
Can Lexapro and alcohol cause blackouts?
Alcohol causes blackouts on its own, and combining it with anything affecting alertness or judgment increases risky situations. If you black out while drinking, talk to a provider.
What if you cannot stop drinking while taking Lexapro?
Support is available. That may mean therapy, alcohol use disorder treatment, a medication review, dual diagnosis care, outpatient programs, or residential treatment.
