Get Virtual Care
  • Primary Care
  • Urgent Care
  • FAQs
  • Support Center
For Businesses
  • Direct Primary Care for Organizations
  • For DMEs and Pharmacies
  • For Health Plans
  • For Providers
About Us
  • Who We Are
  • Why HealthTap
  • Our Standards
  • Contact
Log in
Book a video appointment
Book now
  • Get Virtual Care

    • Primary Care
    • Urgent Care
    • FAQs
    • Support Center
  • For Businesses

    • Direct Primary Care for Organizations
    • For DMEs and Pharmacies
    • For Health Plans
    • For Providers
  • About Us

    • Who We Are
    • Why HealthTap
    • Our Standards
    • Contact
Log in to HealthTap
HealthTap Online Primary Care Doctors Accepting New Patients
Book a video visit
Overview
Symptoms
Related questions
HealthTap Online Primary Care Doctors Accepting New Patients
Book a video visit
Conditions
Overdose
Caffeine overdose

Caffeine overdose

Share

Link copied

Overuse of caffeine, a central nervous system stimulant, that can cause confusion, irritability, anger and agitation, palpitations, flushing, and delirium.

Dr. Geoffrey Rutledge reviewed this

39 year experience in Internal Medicine

Is a type of:

Overdose

How long it usually lasts:

Short-term (lasts days to weeks)

How common it is:

Rare
Preteen
6-13
Common
Teenager
14-18
Very common
Young adult
19-40
Very common
Middle-aged adult
41-60
Very common

Symptoms

Nervousness
Trouble sleeping
Difficulty falling asleep
Feeling anxious
Headache
Load more

Related questions

A 34-year old asked:

I have a caffeine overdose, what to do?

1 doctor answer • 1 doctor weighed in

A 33-year old asked:

How to know if I have a caffeine overdose?

1 doctor answer • 1 doctor weighed in

A 28-year old female asked:

What is the best way to recover from a caffeine overdose? What is the quickest way to get it out of your system?

1 doctor answer • 3 doctors weighed in

A 46-year old asked:

My heartbeat is so irregular I can't count it! Could this be a symptom of a caffeine overdose?

1 doctor answer • 1 doctor weighed in

A 45-year old asked:

What is the treatment for caffeine overdose?

1 doctor answer • 1 doctor weighed in

A 41-year old asked:

Is it possible for heart become weaker after a caffeine overdose?

1 doctor answer • 1 doctor weighed in

A 28-year old male asked:

Could the symptoms of caffeine overdose will remain more than 2 month, even if we already stop the intake of caffeine?

1 doctor answer • 1 doctor weighed in

A 28-year old male asked:

Does caffeine overdose really cause exactly the anxiety? Or it only has the same symptoms, not the real anxiety disorder..

3 doctor answers • 10 doctors weighed in

A 37-year old asked:

What are the effects of a Floricet (apap/butalbital/caffeine) overdose?

2 doctor answers • 6 doctors weighed in

A 32-year old asked:

Can a person die from a cafergot (ergotamine and caffeine) overdose?

1 doctor answer • 2 doctors weighed in

A 28-year old male asked:

What is the definition or description of: cafergot (ergotamine and caffeine) overdose?

1 doctor answer • 3 doctors weighed in

A 28-year old female asked:

How can I recover from a caffeine overdose quickly? I have nausea but no vomitting. Should i eat something?

1 doctor answer • 1 doctor weighed in

A 37-year old asked:

What is the treatment for cafergot (ergotamine and caffeine) overdose?

1 doctor answer • 2 doctors weighed in

A 18-year old female asked:

Could a numbness in the tip of tongue be caused by caffeine overdose or from anxiety?

2 doctor answers • 3 doctors weighed in

A 28-year old male asked:

Caffeine overdose. Totally stopped the intake of caffeine but the symptom remain (constant lightheaded). What to do?

1 doctor answer • 2 doctors weighed in

A 28-year old male asked:

Caffeine overdose cause constant lightheaded all times? I drank 3-5 cup greentea/day and now i get lightheaded almost 3 month. How to treat?Anxiety?

2 doctor answers • 5 doctors weighed in

A 18-year old male asked:

Is it possible for a caffeine overdose to cause malignant hypertension? Can a caffeine overdose cause someone's blood pressure to increase from 140 to

2 doctor answers • 2 doctors weighed in

A 48-year old asked:

What is the treatment for fioricet (acetaminophen butalbital and caffeine) overdose?

1 doctor answer • 1 doctor weighed in

A 38-year old asked:

Please advise if it's likely that i will experience cardiac arrest or heart failure while i sleep after a caffeine overdose?

1 doctor answer • 2 doctors weighed in

A 49-year old asked:

Can you tell me if it's likely that I will experience cardiac arrest or heart failure while I sleep after a caffeine overdose?

1 doctor answer • 2 doctors weighed in

A 29-year old asked:

How can I tell if I am overdosing on caffeine?

1 doctor answer • 6 doctors weighed in

A 42-year old asked:

How much to overdose on caffeine from red bull?

1 doctor answer • 5 doctors weighed in

A 41-year old asked:

Is it possible to overdose on caffeine from eating green tea bags?

2 doctor answers • 2 doctors weighed in

A 35-year old asked:

Am I overdosing on caffeine right now, if I drink energy drinks nonstop?

1 doctor answer • 4 doctors weighed in

A 36-year old asked:

I just wanted to know can overdose on caffeine pills lead to heart failure?

1 doctor answer • 1 doctor weighed in

A 19-year old female asked:

I took an overdose of caffeine. I'm feeling very lightheaded and weak. Should i go to doctor?

1 doctor answer • 1 doctor weighed in

A 23-year old female asked:

I overdosed on caffeine before i was diagnosed with hypothyroidism. I can't sleep. Could it be my serotonin levels and melatonin levels dropped?

1 doctor answer • 1 doctor weighed in

A 39-year old asked:

How much caffeine can I take before I overdose?

1 doctor answer • 5 doctors weighed in

A 41-year old asked:

Can someone overdose on nodoz caffeine pills and die from it?

1 doctor answer • 3 doctors weighed in

A 19-year old female asked:

Used to take caffeine tab every day.But recently had overdose twice without changing qty.What can be the reason? What i felt was bad.

1 doctor answer • 1 doctor weighed in

HealthTap
HIPAA logo
HIPAASecure
Soc 2 Type 2 logo
SOC 2 Type 2Certified
JCAHO Accredited
JCAHOAccredited

For Businesses

Direct Primary Care for OrganizationsFor DMEs and PharmaciesFor Health PlansFor Providers

Company

About UsSupport CenterContact Us

Health Content

Health TopicsDoctor Q&A by Specialty

Join Us

For DoctorsJobs
Member App

Download HealthTap

Video visit and message your doctor

Member App QR Code
Play Store Member LinkApp Store Member Link

Questions?

+1 (888) 828-0841support@healthtap.com
LinkedInTwitter
HomeTermsPrivacyCookiesDMCAHealth TopicsDoctors DirectoryDoctor Q&A by Specialty
Copyright 2026 HealthTap, Inc.