BUPROPION HYDROCHLORIDE

65/100 · Elevated

Manufactured by Bausch Health US LLC

Bupropion Hydrochloride Adverse Events: Moderate Safety Concerns

208,986 FDA adverse event reports analyzed

Last updated: 2026-05-12

About BUPROPION HYDROCHLORIDE

BUPROPION HYDROCHLORIDE is a medication tracked in the FDA Adverse Event Reporting System (FAERS), manufactured by Bausch Health US LLC. Based on analysis of 208,986 FDA adverse event reports, BUPROPION HYDROCHLORIDE has a safety score of 65 out of 100. This moderate score indicates a notable volume of adverse event reports that patients and providers should be aware of. The most commonly reported adverse reactions for BUPROPION HYDROCHLORIDE include DRUG INEFFECTIVE, NAUSEA, FATIGUE, HEADACHE, DEPRESSION. This page provides a comprehensive breakdown of reported side effects, safety signals, patient demographics, and AI-powered safety analysis for BUPROPION HYDROCHLORIDE.

AI Safety Analysis

Bupropion Hydrochloride has a safety concern score of 65 out of 100, placing it in the elevated concern category based on analysis of FDA adverse event data. The FDA has received approximately 208,986 adverse event reports for this medication, which is primarily manufactured by Bausch Health Us Llc.

The most commonly reported adverse events include Drug Ineffective, Nausea, Fatigue. Of classified reports, 50.9% were designated as serious by the FDA, meaning they involved hospitalization, disability, or other significant medical outcomes. Nausea and fatigue are the most common side effects, with over 7,000 reports each.

Serious adverse events, including suicidal ideation and death, account for nearly 51% of all reports. Drug interactions and overuse are significant concerns, with over 1,700 reports each.

Patients taking Bupropion Hydrochloride should monitor for the commonly reported side effects and contact their healthcare provider if they experience any unusual symptoms. Bupropion Hydrochloride can interact with other medications, and patients should inform their healthcare providers of all drugs they are taking. Overuse or misuse can lead to serious adverse events. This analysis is based on voluntary FDA adverse event reports and should not replace professional medical advice.

Safety Score: 65/100

Bupropion Hydrochloride received a safety concern score of 65/100 (elevated concern). This is based on a 50.9% serious event ratio across 95,513 classified reports. The score accounts for 208,986 total adverse event reports and 100 distinct reaction types. This elevated score indicates a notable proportion of serious adverse events and warrants careful monitoring.

Top Adverse Reactions

DRUG INEFFECTIVE9,292 reports
NAUSEA7,517 reports
FATIGUE6,919 reports
HEADACHE6,763 reports
DEPRESSION6,220 reports
ANXIETY5,528 reports
PAIN5,122 reports
DIZZINESS4,927 reports
INSOMNIA4,449 reports
OFF LABEL USE4,342 reports
DIARRHOEA3,481 reports
VOMITING3,321 reports
RASH3,305 reports
DYSPNOEA3,123 reports
FEELING ABNORMAL3,123 reports
WEIGHT INCREASED3,047 reports
MALAISE2,898 reports
ARTHRALGIA2,823 reports
DRUG HYPERSENSITIVITY2,783 reports
FALL2,711 reports
TREMOR2,617 reports
CONDITION AGGRAVATED2,525 reports
HYPERTENSION2,510 reports
SUICIDAL IDEATION2,504 reports
WEIGHT DECREASED2,481 reports
ASTHENIA2,400 reports
PRURITUS2,236 reports
CONSTIPATION2,177 reports
HYPERHIDROSIS2,157 reports
SOMNOLENCE2,137 reports
BACK PAIN2,111 reports
ALOPECIA2,043 reports
PAIN IN EXTREMITY1,910 reports
HYPERSENSITIVITY1,890 reports
OVERDOSE1,887 reports
PYREXIA1,831 reports
PNEUMONIA1,830 reports
RHEUMATOID ARTHRITIS1,816 reports
DRUG INTERACTION1,793 reports
MEMORY IMPAIRMENT1,760 reports
COUGH1,757 reports
ABDOMINAL PAIN1,730 reports
ASTHMA1,726 reports
ABDOMINAL PAIN UPPER1,604 reports
GAIT DISTURBANCE1,593 reports
CHEST PAIN1,563 reports
AGITATION1,561 reports
DECREASED APPETITE1,550 reports
CONVULSION1,512 reports
PRODUCT DOSE OMISSION ISSUE1,504 reports
CONFUSIONAL STATE1,495 reports
URTICARIA1,465 reports
MIGRAINE1,448 reports
PRODUCT USE IN UNAPPROVED INDICATION1,419 reports
MUSCLE SPASMS1,412 reports
VISION BLURRED1,399 reports
HYPOAESTHESIA1,385 reports
DIABETES MELLITUS1,363 reports
PARAESTHESIA1,360 reports
PRODUCT USE ISSUE1,354 reports
ABDOMINAL DISCOMFORT1,347 reports
PRODUCT SUBSTITUTION ISSUE1,347 reports
BLOOD PRESSURE INCREASED1,328 reports
COMPLETED SUICIDE1,312 reports
IRRITABILITY1,293 reports
SUICIDE ATTEMPT1,203 reports
ERYTHEMA1,201 reports
MYALGIA1,196 reports
INJECTION SITE PAIN1,191 reports
NASOPHARYNGITIS1,181 reports
JOINT SWELLING1,177 reports
DRY MOUTH1,156 reports
DRUG INTOLERANCE1,154 reports
HEPATIC ENZYME INCREASED1,139 reports
COVID 191,138 reports
TOXICITY TO VARIOUS AGENTS1,131 reports
INTENTIONAL OVERDOSE1,129 reports
LOSS OF CONSCIOUSNESS1,127 reports
SINUSITIS1,126 reports
TINNITUS1,126 reports
HYPOTENSION1,124 reports
URINARY TRACT INFECTION1,124 reports
DEATH1,104 reports
INFECTION1,103 reports
SEIZURE1,084 reports
GASTROOESOPHAGEAL REFLUX DISEASE1,072 reports
DISTURBANCE IN ATTENTION1,069 reports
PSORIASIS1,066 reports
PALPITATIONS1,045 reports
AMNESIA1,034 reports
CONTRAINDICATED PRODUCT ADMINISTERED1,013 reports
UPPER RESPIRATORY TRACT INFECTION1,008 reports
MUSCULOSKELETAL STIFFNESS1,004 reports
DEHYDRATION999 reports
CRYING969 reports
OEDEMA PERIPHERAL958 reports
BALANCE DISORDER952 reports
ARTHRITIS919 reports
PRODUCT QUALITY ISSUE919 reports
STRESS909 reports

Key Safety Signals

  • Suicidal ideation and completed suicides are key safety signals, especially in older adults.
  • Over 1,100 reports of serious infections and pneumonia highlight potential immunosuppressive effects.
  • Over 1,100 reports of drug interactions and contraindications indicate a need for careful monitoring.

Patient Demographics

Adverse event reports by sex: Female: 63,452, Male: 23,917, Unknown: 271. The most frequently reported age groups are age 54 (1,728 reports), age 58 (1,542 reports), age 59 (1,449 reports). These demographics reflect reporting patterns and may not represent the full patient population.

Report Outcomes

Out of 95,513 classified reports for BUPROPION HYDROCHLORIDE:

  • Serious: 48,633 reports (50.9%) — includes hospitalization, disability, life-threatening events, or death
  • Non-Serious: 46,880 reports (49.1%)
Serious 50.9%Non-Serious 49.1%

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

Female63,452 (72.4%)
Male23,917 (27.3%)
Unknown271 (0.3%)

Reports by Age

Age 541,728 reports
Age 581,542 reports
Age 591,449 reports
Age 481,416 reports
Age 531,387 reports
Age 601,360 reports
Age 501,318 reports
Age 521,316 reports
Age 571,304 reports
Age 561,297 reports
Age 551,287 reports
Age 511,261 reports
Age 491,247 reports
Age 611,176 reports
Age 461,163 reports
Age 471,148 reports
Age 451,120 reports
Age 401,116 reports
Age 421,102 reports
Age 441,081 reports

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

Drug Interactions & Warnings

Bupropion Hydrochloride can interact with other medications, and patients should inform their healthcare providers of all drugs they are taking. Overuse or misuse can lead to serious adverse events.

What You Should Know

If you are taking Bupropion Hydrochloride, here are important things to know. The most commonly reported side effects include drug ineffective, nausea, fatigue, headache, depression. While many of these may be mild and temporary, you should contact your healthcare provider if any symptoms are severe or persistent. Always follow prescribed dosages and do not alter the medication without consulting a healthcare provider. Inform your healthcare provider about any pre-existing conditions or other medications you are taking. 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 the safety of Bupropion Hydrochloride and has issued several warnings, including those related to suicidal ideation and serious infections.

Frequently Asked Questions

How many adverse event reports has the FDA received for Bupropion Hydrochloride?

The FDA has received approximately 208,986 adverse event reports associated with Bupropion Hydrochloride. 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 Bupropion Hydrochloride?

The most frequently reported adverse events for Bupropion Hydrochloride include Drug Ineffective, Nausea, Fatigue, Headache, Depression. By volume, the top reported reactions are: Drug Ineffective (9,292 reports), Nausea (7,517 reports), Fatigue (6,919 reports). These figures reflect FDA adverse event reports and may not represent the true incidence rate of these side effects in all patients taking Bupropion Hydrochloride.

What percentage of Bupropion Hydrochloride adverse event reports are serious?

Out of 95,513 classified reports, 48,633 (50.9%) were classified as serious and 46,880 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 Bupropion Hydrochloride (by sex)?

Adverse event reports for Bupropion Hydrochloride break down by patient sex as follows: Female: 63,452, Male: 23,917, Unknown: 271. 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 Bupropion Hydrochloride?

The most frequently reported age groups for Bupropion Hydrochloride adverse events are: age 54: 1,728 reports, age 58: 1,542 reports, age 59: 1,449 reports, age 48: 1,416 reports, age 53: 1,387 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 Bupropion Hydrochloride?

The primary manufacturer associated with Bupropion Hydrochloride adverse event reports is Bausch Health Us 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 Bupropion Hydrochloride?

Beyond the most common reactions, other reported adverse events for Bupropion Hydrochloride include: Anxiety, Pain, Dizziness, Insomnia, Off Label Use. 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 Bupropion Hydrochloride?

You can report adverse events from Bupropion Hydrochloride 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 Bupropion Hydrochloride's safety score and what does it mean?

Bupropion Hydrochloride has a safety concern score of 65 out of 100 (elevated 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. Nausea and fatigue are the most common side effects, with over 7,000 reports each.

What are the key safety signals for Bupropion Hydrochloride?

Key safety signals identified in Bupropion Hydrochloride's adverse event data include: Suicidal ideation and completed suicides are key safety signals, especially in older adults.. Over 1,100 reports of serious infections and pneumonia highlight potential immunosuppressive effects.. Over 1,100 reports of drug interactions and contraindications indicate a need for careful monitoring.. These signals are derived from patterns in FDA reports and should be discussed with a healthcare provider for personalized assessment.

Does Bupropion Hydrochloride interact with other drugs?

Bupropion Hydrochloride can interact with other medications, and patients should inform their healthcare providers of all drugs they are taking. Overuse or misuse can lead to serious adverse events. Always inform your healthcare provider about all medications, supplements, and over-the-counter drugs you are taking before starting Bupropion Hydrochloride.

What should patients know before taking Bupropion Hydrochloride?

Always follow prescribed dosages and do not alter the medication without consulting a healthcare provider. Inform your healthcare provider about any pre-existing conditions or other medications you are taking.

Are Bupropion Hydrochloride side effects well-documented?

Bupropion Hydrochloride has 208,986 adverse event reports on file with the FDA. Serious adverse events, including suicidal ideation and death, account for nearly 51% of all reports. The volume of reports for Bupropion Hydrochloride reflects both the drug's usage level and the vigilance of the reporting community.

What is the FDA's position on Bupropion Hydrochloride?

The FDA continues to monitor the safety of Bupropion Hydrochloride and has issued several warnings, including those related to suicidal ideation and serious infections. For the most current regulatory information, check the FDA's drug labeling database or consult your pharmacist.

Related Drugs

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

VenlafaxineSertralineFluoxetineParoxetineDuloxetine
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.