TRAZODONE HYDROCHLORIDE

78/100 · Elevated

Manufactured by Accord Healthcare, Inc.

Trazodone Hydrochloride Adverse Events: High Serious Reaction Rate

32,405 FDA adverse event reports analyzed

Last updated: 2026-05-12

About TRAZODONE HYDROCHLORIDE

TRAZODONE HYDROCHLORIDE is a medication tracked in the FDA Adverse Event Reporting System (FAERS), manufactured by Accord Healthcare, Inc.. Based on analysis of 32,405 FDA adverse event reports, TRAZODONE HYDROCHLORIDE 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 TRAZODONE HYDROCHLORIDE include DRUG INEFFECTIVE, FATIGUE, NAUSEA, HEADACHE, PAIN. This page provides a comprehensive breakdown of reported side effects, safety signals, patient demographics, and AI-powered safety analysis for TRAZODONE HYDROCHLORIDE.

AI Safety Analysis

Trazodone Hydrochloride 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 32,405 adverse event reports for this medication, which is primarily manufactured by Accord Healthcare, Inc..

The most commonly reported adverse events include Drug Ineffective, Fatigue, Nausea. Of classified reports, 66.1% were designated as serious by the FDA, meaning they involved hospitalization, disability, or other significant medical outcomes. High rate of serious adverse events, including death and suicide attempts.

Common side effects include fatigue, nausea, and headache. Significant number of reports involve drug interactions and overdose. Serious respiratory issues and cardiovascular events are notable.

Patients taking Trazodone Hydrochloride should monitor for the commonly reported side effects and contact their healthcare provider if they experience any unusual symptoms. Trazodone can interact with other drugs, leading to adverse effects. Overdose is a significant risk, and patients should be monitored closely. This analysis is based on voluntary FDA adverse event reports and should not replace professional medical advice.

Safety Score: 78/100

Trazodone Hydrochloride received a safety concern score of 78/100 (high concern). This is based on a 66.1% serious event ratio across 15,105 classified reports. The score accounts for 32,405 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 INEFFECTIVE1,181 reports
FATIGUE1,129 reports
NAUSEA1,097 reports
HEADACHE908 reports
PAIN807 reports
DIARRHOEA793 reports
OFF LABEL USE711 reports
VOMITING675 reports
INSOMNIA673 reports
DEPRESSION657 reports
DYSPNOEA621 reports
DIZZINESS599 reports
FALL591 reports
ASTHENIA519 reports
ANXIETY510 reports
ARTHRALGIA471 reports
DEATH454 reports
MALAISE424 reports
BACK PAIN422 reports
PNEUMONIA413 reports
CONSTIPATION412 reports
DRUG INTERACTION407 reports
SOMNOLENCE395 reports
HYPERTENSION368 reports
WEIGHT DECREASED367 reports
PAIN IN EXTREMITY358 reports
PYREXIA355 reports
DECREASED APPETITE348 reports
COUGH332 reports
TREMOR332 reports
PRODUCT USE IN UNAPPROVED INDICATION331 reports
GASTROOESOPHAGEAL REFLUX DISEASE327 reports
ABDOMINAL PAIN UPPER326 reports
MEMORY IMPAIRMENT320 reports
ABDOMINAL PAIN316 reports
MIGRAINE316 reports
DRUG HYPERSENSITIVITY308 reports
RASH305 reports
WEIGHT INCREASED304 reports
CONFUSIONAL STATE303 reports
GAIT DISTURBANCE296 reports
FEELING ABNORMAL291 reports
PRODUCT DOSE OMISSION ISSUE285 reports
HYPOTENSION284 reports
PRURITUS283 reports
DRUG ABUSE280 reports
COMPLETED SUICIDE269 reports
CHEST PAIN268 reports
HYPOAESTHESIA264 reports
SUICIDE ATTEMPT263 reports
CONDITION AGGRAVATED255 reports
TOXICITY TO VARIOUS AGENTS253 reports
PARAESTHESIA247 reports
SOPOR244 reports
ANAEMIA241 reports
SLEEP DISORDER235 reports
OVERDOSE231 reports
TYPE 2 DIABETES MELLITUS224 reports
MUSCLE SPASMS223 reports
URINARY TRACT INFECTION223 reports
SUICIDAL IDEATION222 reports
DRUG INTOLERANCE220 reports
MYOCARDIAL INFARCTION219 reports
INFECTION202 reports
BALANCE DISORDER201 reports
DRUG DOSE OMISSION201 reports
ASTHMA191 reports
OEDEMA PERIPHERAL190 reports
MUSCULAR WEAKNESS179 reports
BLOOD CREATININE INCREASED177 reports
ABDOMINAL DISCOMFORT176 reports
NECK PAIN176 reports
HYPERSENSITIVITY175 reports
OSTEOARTHRITIS174 reports
ALOPECIA171 reports
DIABETES MELLITUS171 reports
MUSCULOSKELETAL STIFFNESS169 reports
VISION BLURRED167 reports
CEREBROVASCULAR ACCIDENT166 reports
INTENTIONAL OVERDOSE166 reports
ACUTE KIDNEY INJURY163 reports
LOSS OF CONSCIOUSNESS158 reports
PRODUCT USE ISSUE158 reports
TREATMENT FAILURE157 reports
DYSPEPSIA155 reports
BLOOD CHOLESTEROL INCREASED154 reports
CONTUSION154 reports
WHEEZING154 reports
GASTROINTESTINAL DISORDER153 reports
HOSPITALISATION153 reports
HYPERHIDROSIS152 reports
NASOPHARYNGITIS152 reports
RENAL FAILURE152 reports
MYALGIA150 reports
WHITE BLOOD CELL COUNT DECREASED150 reports
DEHYDRATION149 reports
PERIPHERAL SWELLING149 reports
JOINT SWELLING148 reports
RENAL IMPAIRMENT144 reports
COVID 19143 reports

Key Safety Signals

  • Death reports: 454
  • Suicide attempts: 263
  • Drug interactions: 407
  • Overdose: 231

Patient Demographics

Adverse event reports by sex: Female: 9,382, Male: 4,716, Unknown: 9. The most frequently reported age groups are age 56 (268 reports), age 54 (249 reports), age 66 (229 reports). These demographics reflect reporting patterns and may not represent the full patient population.

Report Outcomes

Out of 15,105 classified reports for TRAZODONE HYDROCHLORIDE:

  • Serious: 9,982 reports (66.1%) — includes hospitalization, disability, life-threatening events, or death
  • Non-Serious: 5,123 reports (33.9%)
Serious 66.1%Non-Serious 33.9%

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

Female9,382 (66.5%)
Male4,716 (33.4%)
Unknown9 (0.1%)

Reports by Age

Age 56268 reports
Age 54249 reports
Age 66229 reports
Age 58223 reports
Age 55220 reports
Age 57216 reports
Age 50213 reports
Age 60213 reports
Age 62213 reports
Age 61198 reports
Age 48195 reports
Age 63189 reports
Age 67188 reports
Age 51185 reports
Age 59182 reports
Age 64182 reports
Age 65182 reports
Age 53181 reports
Age 75179 reports
Age 78177 reports

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

Drug Interactions & Warnings

Trazodone can interact with other drugs, leading to adverse effects. Overdose is a significant risk, and patients should be monitored closely.

What You Should Know

If you are taking Trazodone Hydrochloride, here are important things to know. The most commonly reported side effects include drug ineffective, fatigue, nausea, headache, pain. While many of these may be mild and temporary, you should contact your healthcare provider if any symptoms are severe or persistent. Follow prescribed dosages strictly to avoid overdose. Inform healthcare providers of all other medications to prevent interactions. 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 closely monitors Trazodone's safety, and the drug carries a black box warning for suicidal ideation and behavior, especially in younger patients.

Frequently Asked Questions

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

The FDA has received approximately 32,405 adverse event reports associated with Trazodone 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 Trazodone Hydrochloride?

The most frequently reported adverse events for Trazodone Hydrochloride include Drug Ineffective, Fatigue, Nausea, Headache, Pain. By volume, the top reported reactions are: Drug Ineffective (1,181 reports), Fatigue (1,129 reports), Nausea (1,097 reports). These figures reflect FDA adverse event reports and may not represent the true incidence rate of these side effects in all patients taking Trazodone Hydrochloride.

What percentage of Trazodone Hydrochloride adverse event reports are serious?

Out of 15,105 classified reports, 9,982 (66.1%) were classified as serious and 5,123 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 Trazodone Hydrochloride (by sex)?

Adverse event reports for Trazodone Hydrochloride break down by patient sex as follows: Female: 9,382, Male: 4,716, Unknown: 9. 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 Trazodone Hydrochloride?

The most frequently reported age groups for Trazodone Hydrochloride adverse events are: age 56: 268 reports, age 54: 249 reports, age 66: 229 reports, age 58: 223 reports, age 55: 220 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 Trazodone Hydrochloride?

The primary manufacturer associated with Trazodone Hydrochloride adverse event reports is Accord Healthcare, Inc.. 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 Trazodone Hydrochloride?

Beyond the most common reactions, other reported adverse events for Trazodone Hydrochloride include: Diarrhoea, Off Label Use, Vomiting, Insomnia, Depression. 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 Trazodone Hydrochloride?

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

Trazodone Hydrochloride 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. High rate of serious adverse events, including death and suicide attempts.

What are the key safety signals for Trazodone Hydrochloride?

Key safety signals identified in Trazodone Hydrochloride's adverse event data include: Death reports: 454. Suicide attempts: 263. Drug interactions: 407. Overdose: 231. These signals are derived from patterns in FDA reports and should be discussed with a healthcare provider for personalized assessment.

Does Trazodone Hydrochloride interact with other drugs?

Trazodone can interact with other drugs, leading to adverse effects. Overdose is a significant risk, and patients should be monitored closely. Always inform your healthcare provider about all medications, supplements, and over-the-counter drugs you are taking before starting Trazodone Hydrochloride.

What should patients know before taking Trazodone Hydrochloride?

Follow prescribed dosages strictly to avoid overdose. Inform healthcare providers of all other medications to prevent interactions.

Are Trazodone Hydrochloride side effects well-documented?

Trazodone Hydrochloride has 32,405 adverse event reports on file with the FDA. Common side effects include fatigue, nausea, and headache. The volume of reports for Trazodone Hydrochloride reflects both the drug's usage level and the vigilance of the reporting community.

What is the FDA's position on Trazodone Hydrochloride?

The FDA closely monitors Trazodone's safety, and the drug carries a black box warning for suicidal ideation and behavior, especially in younger patients. For the most current regulatory information, check the FDA's drug labeling database or consult your pharmacist.

Related Drugs

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

ParoxetineSertralineFluoxetineVenlafaxineAmoxapine
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.