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Aspirin and International Normalised Ratio Increased

This page shows results related to Aspirin and International Normalised Ratio Increased from the FDA Adverse Event Reporting System (AERS).

Click here to learn about all Aspirin adverse events.

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Aspirin and International Normalised Ratio Increased

Age

>60 Years
384
50-59 Years
52
40-49 Years
33
30-39 Years
23
20-29 Years
6
10-19 Years
5
1-9 Years
1

Gender

Male: 57%
Female: 42%
Gender Unknown: 1%

Outcome

What were the most common outcomes of those reporting International Normalised Ratio Increased?

Hospitalization
416
Other
168
Death
106
Life Threatening
56
Disability
26
Required Intervention
21

Reporter

Who most commonly reported International Normalised Ratio Increased?

Pharmacist
189
Other
130
Physician
108
Consumer
53
Lawyer
5

Therapy

Of those reporting International Normalised Ratio Increased, why were they taking Aspirin?

Prophylaxis
48
Drug Use For Unknown Indication
38
Coronary Artery Disease
36
Atrial Fibrillation
33
Suicide Attempt
12

Is the adverse drug reaction you’re experiencing actually due to the drug you took?

The Naranjo Scale is a questionnaire for determining the likelihood of whether an adverse drug reaction is actually due to the drug or caused by other factors. Probability is assigned via a score termed definite, probable, possible or doubtful.*

YESNOUNKOWN
Are there previous conclusive reports on this reaction?
Did the adverse event appear after the suspected drug was administered?
Did the adverse reaction improve when the drug was discontinued or a specific antagonist was administered?
Did the adverse reaction reappear when the drug was readministered?
Are there alternative causes (other than the drug) that could on their own have caused the reaction?
Did the reaction reappear when a placebo was given?
Was the drug detected in the blood (or other fluids) in concentrations known to be toxic?
Was the reaction more severe when the dose was increased, or less severe when the dose was decreased?
Did the patient have a similar reaction to the same or similar drugs in any previous exposure?
Was the adverse event confirmed by any objective evidence?
Probability of an Adverse Event
Doubtful
Possible
Probable
Definite

*Naranjo, et al. "A method for estimating the probability of adverse drug reactions." Clin Pharmacol Ther. 1981 Aug;30(2):239-45.

To learn more about all adverse events for Aspirin, view the complete Aspirin adverse event report.

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