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Does caffeine thin your blood

A 46-year-old member asked:
Dr. Tamanna Nahar
Specializes in Cardiology
Caffiene/thin blood: Caffeine is a stimulant thus raising BP as a water pill” that increases urination. But it does not have an effect on blood thinning.
Created for people with ongoing healthcare needs but benefits everyone.
A 28-year-old male asked:
Dr. Gurmukh Singh
Pathology 50 years experience
Sort of: Anticoagulants do not thin blood, it is just a term used for the benefit of lay persons. It is a complicated issue to address in this forum. Try this ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
Dr. Charles Whiting
Obstetrics and Gynecology 28 years experience
An example may help: Heart-attacks are frequently caused by the rupture of a plaque in an artery in the heart. A clot forms over the injury but this also occludes the ves... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old female asked:
Dr. Payam Mehranpour
Internal Medicine - Cardiology 24 years experience
Effective: Anticoagulation is effective however options are limited in pregnancy. Anticoagulation reduces risk of abnormal clotting in most, however does not eli... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 38-year-old female asked:
Dr. Mark Rasak
Cardiology 34 years experience
Yes but...: Yes but nothing is perfect. We always have to weigh risk vs benefit. If we are aggressive with anticoagulant you are unlikely to have clots. If too a... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 41-year-old member asked:
Dr. Gurmukh Singh
Pathology 50 years experience
No: Caffeine does not affect blood counts, unless you take enough to cause dehydration, and even then it is not a real increase.
Created for people with ongoing healthcare needs but benefits everyone.
A 31-year-old male asked:
Dr. Luis Villaplana
Internal Medicine 36 years experience
Challenge test: Other than watching to see what happens after you drink caffeine, no blood or other testing is available.
Created for people with ongoing healthcare needs but benefits everyone.
A 35-year-old male asked:
Dr. Alan Wartenberg
A Verified Doctoranswered
Addiction Medicine 50 years experience
No: actually, caffeine and other stimulants REDUCE blood flow, and actually can be used to treat priapism caused by other drugs. There are reports that t... Read More
Created for people with ongoing healthcare needs but benefits everyone.
A 28-year-old male asked:
Dr. Karen Butler
Family Medicine 22 years experience
Yes it can: It can so drink coffee in moderation
Created for people with ongoing healthcare needs but benefits everyone.
A 48-year-old member asked:
Dr. Gurmukh Singh
Pathology 50 years experience
Blood sugar: Caffeine intake can affect blood sugar results. It may also affect the level of some drugs related to caffeine.
Created for people with ongoing healthcare needs but benefits everyone.
A 37-year-old member asked:
Dr. Nathan Almeida
Internal Medicine - Cardiology 24 years experience
Yes: Caffeine is a stimulant and can increase both blood pressure and heart rate.
Created for people with ongoing healthcare needs but benefits everyone.