PREGABALIN

78/100 · Elevated

Manufactured by Viatris Specialty LLC

Pregabalin Adverse Events: High Seriousness and Diverse Reactions

592,151 FDA adverse event reports analyzed

Last updated: 2026-05-12

About PREGABALIN

PREGABALIN is a medication tracked in the FDA Adverse Event Reporting System (FAERS), manufactured by Viatris Specialty LLC. Based on analysis of 592,151 FDA adverse event reports, PREGABALIN has a safety score of 78 out of 100. This score indicates a relatively favorable safety profile, with fewer or less severe adverse events compared to many other tracked medications. The most commonly reported adverse reactions for PREGABALIN include DRUG INEFFECTIVE, PAIN, FATIGUE, DIZZINESS, NAUSEA. This page provides a comprehensive breakdown of reported side effects, safety signals, patient demographics, and AI-powered safety analysis for PREGABALIN.

AI Safety Analysis

Pregabalin has a safety concern score of 78 out of 100, placing it in the high concern category based on analysis of FDA adverse event data. The FDA has received approximately 592,151 adverse event reports for this medication, which is primarily manufactured by Viatris Specialty Llc.

The most commonly reported adverse events include Drug Ineffective, Pain, Fatigue. Of classified reports, 66.5% were designated as serious by the FDA, meaning they involved hospitalization, disability, or other significant medical outcomes. Pregabalin reports show a high percentage of serious adverse events (66.5%).

The most common reactions include pain, fatigue, and dizziness, indicating a broad range of potential side effects. Weight changes and falls are notable among the adverse events reported.

Patients taking Pregabalin should monitor for the commonly reported side effects and contact their healthcare provider if they experience any unusual symptoms. Pregabalin can cause drug interactions, and patients should be aware of potential interactions with other medications. Warnings are issued for off-label use and misuse. This analysis is based on voluntary FDA adverse event reports and should not replace professional medical advice.

Safety Score: 78/100

Pregabalin received a safety concern score of 78/100 (high concern). This is based on a 66.5% serious event ratio across 264,046 classified reports. The score accounts for 592,151 total adverse event reports and 100 distinct reaction types. This high score reflects a significant proportion of serious adverse events in the reporting data.

Top Adverse Reactions

DRUG INEFFECTIVE26,495 reports
PAIN25,901 reports
FATIGUE15,112 reports
DIZZINESS14,529 reports
NAUSEA14,048 reports
OFF LABEL USE13,249 reports
HEADACHE12,683 reports
MALAISE12,590 reports
SOMNOLENCE11,566 reports
WEIGHT INCREASED11,412 reports
PAIN IN EXTREMITY11,189 reports
FALL10,783 reports
DYSPNOEA10,093 reports
DIARRHOEA9,834 reports
INSOMNIA9,549 reports
ARTHRALGIA9,269 reports
VOMITING8,824 reports
FEELING ABNORMAL8,819 reports
CONDITION AGGRAVATED8,484 reports
GAIT DISTURBANCE7,898 reports
ASTHENIA7,889 reports
DRUG HYPERSENSITIVITY7,355 reports
RASH7,260 reports
ANXIETY7,245 reports
PNEUMONIA7,012 reports
CONFUSIONAL STATE6,846 reports
PYREXIA6,807 reports
DEPRESSION6,589 reports
BACK PAIN6,303 reports
HYPOAESTHESIA6,240 reports
WEIGHT DECREASED6,140 reports
PRURITUS5,908 reports
MEMORY IMPAIRMENT5,594 reports
VISION BLURRED5,484 reports
HYPERTENSION5,442 reports
PERIPHERAL SWELLING5,424 reports
DEATH5,344 reports
OEDEMA PERIPHERAL5,280 reports
TREMOR5,185 reports
CONSTIPATION5,040 reports
TOXICITY TO VARIOUS AGENTS4,915 reports
JOINT SWELLING4,866 reports
DRUG INTERACTION4,851 reports
PARAESTHESIA4,767 reports
DECREASED APPETITE4,717 reports
MUSCLE SPASMS4,579 reports
INTENTIONAL PRODUCT MISUSE4,529 reports
RHEUMATOID ARTHRITIS4,526 reports
COUGH4,450 reports
WITHDRAWAL SYNDROME4,436 reports
NASOPHARYNGITIS4,333 reports
DRUG ABUSE4,305 reports
ABDOMINAL PAIN4,243 reports
DRUG INTOLERANCE4,228 reports
PRODUCT USE ISSUE4,038 reports
HYPERSENSITIVITY4,008 reports
INTENTIONAL PRODUCT USE ISSUE3,999 reports
PRODUCT USE IN UNAPPROVED INDICATION3,982 reports
ABDOMINAL PAIN UPPER3,961 reports
NEUROPATHY PERIPHERAL3,959 reports
GENERAL PHYSICAL HEALTH DETERIORATION3,881 reports
OVERDOSE3,878 reports
FIBROMYALGIA3,843 reports
ACUTE KIDNEY INJURY3,663 reports
CHEST PAIN3,637 reports
DRY MOUTH3,637 reports
INFECTION3,575 reports
HYPERHIDROSIS3,569 reports
SWELLING3,568 reports
MUSCULAR WEAKNESS3,550 reports
BALANCE DISORDER3,532 reports
URINARY TRACT INFECTION3,446 reports
LOSS OF CONSCIOUSNESS3,419 reports
HYPOTENSION3,386 reports
SUICIDAL IDEATION3,383 reports
MUSCULOSKELETAL STIFFNESS3,382 reports
MYALGIA3,343 reports
ABDOMINAL DISCOMFORT3,310 reports
BLOOD PRESSURE INCREASED3,261 reports
VISUAL IMPAIRMENT3,254 reports
ALOPECIA3,200 reports
DRUG DEPENDENCE3,194 reports
SINUSITIS3,159 reports
ANAEMIA3,154 reports
BURNING SENSATION3,127 reports
SLEEP DISORDER3,055 reports
URTICARIA2,930 reports
AMNESIA2,909 reports
ASTHMA2,870 reports
MOBILITY DECREASED2,868 reports
ARTHRITIS2,835 reports
ARTHROPATHY2,829 reports
ERYTHEMA2,717 reports
CONTUSION2,704 reports
THERAPEUTIC PRODUCT EFFECT INCOMPLETE2,701 reports
MIGRAINE2,657 reports
DRUG WITHDRAWAL SYNDROME2,591 reports
CEREBROVASCULAR ACCIDENT2,583 reports
COMA2,577 reports
RENAL FAILURE2,568 reports

Key Safety Signals

  • High percentage of serious adverse events (66.5%).
  • Diverse range of reactions, including neurological, gastrointestinal, and cardiovascular issues.
  • Reports of drug interactions and misuse are present.

Patient Demographics

Adverse event reports by sex: Female: 158,866, Male: 82,329, Unknown: 1,709. The most frequently reported age groups are age 60 (4,612 reports), age 64 (4,212 reports), age 65 (4,212 reports). These demographics reflect reporting patterns and may not represent the full patient population.

Report Outcomes

Out of 264,046 classified reports for PREGABALIN:

  • Serious: 175,530 reports (66.5%) — includes hospitalization, disability, life-threatening events, or death
  • Non-Serious: 88,516 reports (33.5%)
Serious 66.5%Non-Serious 33.5%

The FDA classifies an adverse event as “serious” if it results in death, hospitalization, disability, congenital anomaly, or requires intervention to prevent permanent damage.

Demographics Breakdown

Reports by Sex

Female158,866 (65.4%)
Male82,329 (33.9%)
Unknown1,709 (0.7%)

Reports by Age

Age 604,612 reports
Age 644,212 reports
Age 654,212 reports
Age 594,209 reports
Age 584,181 reports
Age 614,181 reports
Age 624,142 reports
Age 634,025 reports
Age 554,001 reports
Age 573,935 reports
Age 563,891 reports
Age 683,796 reports
Age 673,786 reports
Age 543,731 reports
Age 713,721 reports
Age 663,710 reports
Age 703,677 reports
Age 533,655 reports
Age 693,496 reports
Age 723,362 reports

Demographics reflect voluntary FDA adverse event reporting patterns and may not represent the full patient population.

Drug Interactions & Warnings

Pregabalin can cause drug interactions, and patients should be aware of potential interactions with other medications. Warnings are issued for off-label use and misuse.

What You Should Know

If you are taking Pregabalin, here are important things to know. The most commonly reported side effects include drug ineffective, pain, fatigue, dizziness, nausea. While many of these may be mild and temporary, you should contact your healthcare provider if any symptoms are severe or persistent. Consult healthcare providers before starting or stopping Pregabalin to discuss potential risks and benefits. Report any adverse reactions to the FDA's MedWatch program for ongoing safety monitoring. If you experience a serious adverse reaction, seek emergency medical attention immediately or call 911. You can report side effects to the FDA's MedWatch program at 1-800-FDA-1088.

Regulatory Context

The FDA continues to monitor Pregabalin's safety profile, and regulatory actions may be taken based on ongoing data analysis.

Frequently Asked Questions

How many adverse event reports has the FDA received for Pregabalin?

The FDA has received approximately 592,151 adverse event reports associated with Pregabalin. These reports come from healthcare professionals, consumers, and manufacturers through the FDA Adverse Event Reporting System (FAERS). Note that the number of reports does not directly indicate the frequency of side effects, as adverse events are voluntarily reported and may be underrepresented.

What are the most commonly reported side effects of Pregabalin?

The most frequently reported adverse events for Pregabalin include Drug Ineffective, Pain, Fatigue, Dizziness, Nausea. By volume, the top reported reactions are: Drug Ineffective (26,495 reports), Pain (25,901 reports), Fatigue (15,112 reports). These figures reflect FDA adverse event reports and may not represent the true incidence rate of these side effects in all patients taking Pregabalin.

What percentage of Pregabalin adverse event reports are serious?

Out of 264,046 classified reports, 175,530 (66.5%) were classified as serious and 88,516 as non-serious. The FDA classifies an event as "serious" if it results in death, hospitalization, disability, or other medically significant outcomes. A higher serious-event ratio warrants closer attention but does not necessarily mean the drug is unsafe.

Who reports adverse events for Pregabalin (by sex)?

Adverse event reports for Pregabalin break down by patient sex as follows: Female: 158,866, Male: 82,329, Unknown: 1,709. This distribution reflects reporting patterns rather than actual risk differences between groups. Reporting rates can be influenced by prescribing patterns, disease demographics, and reporting behavior.

What age groups report the most side effects for Pregabalin?

The most frequently reported age groups for Pregabalin adverse events are: age 60: 4,612 reports, age 64: 4,212 reports, age 65: 4,212 reports, age 59: 4,209 reports, age 58: 4,181 reports. Age-related reporting patterns can reflect both the demographics of the patient population and potential age-related susceptibility to certain side effects.

Who manufactures Pregabalin?

The primary manufacturer associated with Pregabalin adverse event reports is Viatris Specialty Llc. Multiple manufacturers may produce generic versions of this drug. The manufacturer listed reflects the most frequently reported brand in FDA adverse event data.

What other side effects have been reported for Pregabalin?

Beyond the most common reactions, other reported adverse events for Pregabalin include: Off Label Use, Headache, Malaise, Somnolence, Weight Increased. Less common side effects can still be clinically significant. Patients should report any unusual symptoms to their healthcare provider.

How do I report a side effect from Pregabalin?

You can report adverse events from Pregabalin to the FDA through their MedWatch program at www.fda.gov/medwatch, by calling 1-800-FDA-1088, or by completing Form FDA 3500. Healthcare professionals, consumers, and manufacturers can all submit reports. Reporting helps the FDA monitor drug safety after approval.

What is Pregabalin's safety score and what does it mean?

Pregabalin has a safety concern score of 78 out of 100 (high concern). This score is calculated from the ratio of serious to non-serious adverse events, the diversity of reported reactions, and the overall volume of reports relative to usage. Pregabalin reports show a high percentage of serious adverse events (66.5%).

What are the key safety signals for Pregabalin?

Key safety signals identified in Pregabalin's adverse event data include: High percentage of serious adverse events (66.5%).. Diverse range of reactions, including neurological, gastrointestinal, and cardiovascular issues.. Reports of drug interactions and misuse are present.. These signals are derived from patterns in FDA reports and should be discussed with a healthcare provider for personalized assessment.

Does Pregabalin interact with other drugs?

Pregabalin can cause drug interactions, and patients should be aware of potential interactions with other medications. Warnings are issued for off-label use and misuse. Always inform your healthcare provider about all medications, supplements, and over-the-counter drugs you are taking before starting Pregabalin.

What should patients know before taking Pregabalin?

Consult healthcare providers before starting or stopping Pregabalin to discuss potential risks and benefits. Report any adverse reactions to the FDA's MedWatch program for ongoing safety monitoring.

Are Pregabalin side effects well-documented?

Pregabalin has 592,151 adverse event reports on file with the FDA. The most common reactions include pain, fatigue, and dizziness, indicating a broad range of potential side effects. The volume of reports for Pregabalin reflects both the drug's usage level and the vigilance of the reporting community.

What is the FDA's position on Pregabalin?

The FDA continues to monitor Pregabalin's safety profile, and regulatory actions may be taken based on ongoing data analysis. For the most current regulatory information, check the FDA's drug labeling database or consult your pharmacist.

Related Drugs

Drugs related to PREGABALIN based on therapeutic use, drug class, or shared indications:

GabapentinOxycodoneAlprazolam
Important Disclaimer: This content is generated by AI analysis of FDA adverse event reports and is provided for informational purposes only. It is not medical advice. Adverse event reports submitted to the FDA do not prove that a medication caused the reported side effect. Always consult your healthcare provider before starting, stopping, or changing any medication. If you experience a serious side effect, contact your doctor or call 911 immediately.