LEUPROLIDE ACETATE

78/100 · Elevated

Manufactured by TOLMAR Inc.

Leuprolide Acetate Adverse Events: High Seriousness and Diverse Reactions

133,873 FDA adverse event reports analyzed

Last updated: 2026-05-12

About LEUPROLIDE ACETATE

LEUPROLIDE ACETATE is a medication tracked in the FDA Adverse Event Reporting System (FAERS), manufactured by TOLMAR Inc.. Based on analysis of 133,873 FDA adverse event reports, LEUPROLIDE ACETATE 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 LEUPROLIDE ACETATE include HOT FLUSH, INTERCEPTED PRODUCT PREPARATION ERROR, DEATH, SYRINGE ISSUE, DEVICE LEAKAGE. This page provides a comprehensive breakdown of reported side effects, safety signals, patient demographics, and AI-powered safety analysis for LEUPROLIDE ACETATE.

AI Safety Analysis

Leuprolide Acetate 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 133,873 adverse event reports for this medication, which is primarily manufactured by Tolmar Inc..

The most commonly reported adverse events include Hot Flush, Intercepted Product Preparation Error, Death. Of classified reports, 45.7% were designated as serious by the FDA, meaning they involved hospitalization, disability, or other significant medical outcomes. High percentage of serious adverse events (45.7%) indicates significant safety concerns.

A wide range of reactions, including serious conditions like death and cancer progression, are reported. Injection site issues and device problems are frequent, suggesting potential misuse or handling errors.

Patients taking Leuprolide Acetate should monitor for the commonly reported side effects and contact their healthcare provider if they experience any unusual symptoms. Interactions and warnings include potential for serious adverse events, especially in elderly patients, and need for proper administration techniques. This analysis is based on voluntary FDA adverse event reports and should not replace professional medical advice.

Safety Score: 78/100

Leuprolide Acetate received a safety concern score of 78/100 (high concern). This is based on a 45.7% serious event ratio across 75,326 classified reports. The score accounts for 133,873 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

HOT FLUSH9,491 reports
INTERCEPTED PRODUCT PREPARATION ERROR8,862 reports
DEATH8,129 reports
SYRINGE ISSUE7,867 reports
DEVICE LEAKAGE6,008 reports
WRONG TECHNIQUE IN PRODUCT USAGE PROCESS5,218 reports
FATIGUE5,009 reports
INJECTION SITE PAIN4,833 reports
PROSTATIC SPECIFIC ANTIGEN INCREASED2,395 reports
ASTHENIA2,351 reports
DRUG INEFFECTIVE2,248 reports
OFF LABEL USE2,221 reports
FALL1,936 reports
ARTHRALGIA1,934 reports
PAIN1,902 reports
HEADACHE1,872 reports
PROSTATE CANCER1,790 reports
WEIGHT INCREASED1,783 reports
DIZZINESS1,741 reports
NAUSEA1,689 reports
INTENTIONAL PRODUCT USE ISSUE1,655 reports
BACK PAIN1,391 reports
INJECTION SITE MASS1,351 reports
INSOMNIA1,205 reports
PAIN IN EXTREMITY1,168 reports
ABDOMINAL PAIN1,163 reports
WEIGHT DECREASED1,147 reports
INTERCEPTED MEDICATION ERROR1,129 reports
DYSPNOEA1,125 reports
MALAISE1,055 reports
DEPRESSION1,024 reports
DIARRHOEA1,011 reports
DECREASED APPETITE958 reports
PRODUCT PHYSICAL CONSISTENCY ISSUE936 reports
VAGINAL HAEMORRHAGE933 reports
PNEUMONIA929 reports
INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION928 reports
HYPERHIDROSIS910 reports
MOOD SWINGS847 reports
DEVICE OCCLUSION845 reports
PELVIC PAIN820 reports
VOMITING817 reports
NIGHT SWEATS805 reports
METASTASES TO BONE798 reports
ENDOMETRIOSIS772 reports
ANAEMIA742 reports
GAIT DISTURBANCE714 reports
GENERAL PHYSICAL HEALTH DETERIORATION705 reports
ANXIETY703 reports
CONSTIPATION702 reports
PROSTATE CANCER METASTATIC680 reports
MUSCULAR WEAKNESS677 reports
MUSCLE SPASMS671 reports
NEEDLE ISSUE669 reports
BONE PAIN645 reports
TERMINAL STATE638 reports
URINARY TRACT INFECTION630 reports
MYALGIA629 reports
RASH629 reports
PYREXIA628 reports
INJECTION SITE HAEMORRHAGE624 reports
ALOPECIA621 reports
PRODUCT ADMINISTRATION ERROR598 reports
HYPERTENSION595 reports
MENORRHAGIA591 reports
FEELING ABNORMAL572 reports
MALIGNANT NEOPLASM PROGRESSION565 reports
PRODUCT PACKAGING QUANTITY ISSUE555 reports
HYPOAESTHESIA538 reports
DYSURIA517 reports
CEREBROVASCULAR ACCIDENT500 reports
INCORRECT DOSE ADMINISTERED500 reports
MEMORY IMPAIRMENT498 reports
PRURITUS498 reports
MIGRAINE494 reports
PERIPHERAL SWELLING493 reports
MOBILITY DECREASED490 reports
OEDEMA PERIPHERAL488 reports
COVID 19477 reports
ABDOMINAL DISTENSION473 reports
POLLAKIURIA465 reports
CHEST PAIN463 reports
CONFUSIONAL STATE456 reports
PARAESTHESIA448 reports
MYOCARDIAL INFARCTION446 reports
PROSTATIC SPECIFIC ANTIGEN ABNORMAL443 reports
HAEMORRHAGE436 reports
PRODUCT PREPARATION ERROR429 reports
BLOOD TESTOSTERONE INCREASED424 reports
PRODUCT QUALITY ISSUE394 reports
HOSPITALISATION387 reports
BLOOD PRESSURE INCREASED385 reports
DISEASE PROGRESSION383 reports
BLOOD TESTOSTERONE ABNORMAL382 reports
INTENTIONAL DOSE OMISSION379 reports
URINARY RETENTION367 reports
MENSTRUAL DISORDER365 reports
AMNESIA361 reports
HAEMATURIA356 reports
METRORRHAGIA354 reports

Key Safety Signals

  • Death is one of the most reported serious adverse events.
  • Prostatic specific antigen increased and prostate cancer are frequently reported, indicating potential side effects in men.
  • Injection site pain and device leakage are common, suggesting issues with administration.

Patient Demographics

Adverse event reports by sex: Male: 52,321, Female: 15,382, Unknown: 127. The most frequently reported age groups are age 75 (1,244 reports), age 76 (1,243 reports), age 77 (1,243 reports). These demographics reflect reporting patterns and may not represent the full patient population.

Report Outcomes

Out of 75,326 classified reports for LEUPROLIDE ACETATE:

  • Serious: 34,405 reports (45.7%) — includes hospitalization, disability, life-threatening events, or death
  • Non-Serious: 40,921 reports (54.3%)
Serious 45.7%Non-Serious 54.3%

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

Male52,321 (77.1%)
Female15,382 (22.7%)
Unknown127 (0.2%)

Reports by Age

Age 751,244 reports
Age 761,243 reports
Age 771,243 reports
Age 741,220 reports
Age 781,197 reports
Age 731,154 reports
Age 801,142 reports
Age 791,130 reports
Age 721,126 reports
Age 711,069 reports
Age 701,060 reports
Age 811,018 reports
Age 69953 reports
Age 68906 reports
Age 82898 reports
Age 83877 reports
Age 85806 reports
Age 67798 reports
Age 84794 reports
Age 66752 reports

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

Drug Interactions & Warnings

Interactions and warnings include potential for serious adverse events, especially in elderly patients, and need for proper administration techniques.

What You Should Know

If you are taking Leuprolide Acetate, here are important things to know. The most commonly reported side effects include hot flush, intercepted product preparation error, death, syringe issue, device leakage. While many of these may be mild and temporary, you should contact your healthcare provider if any symptoms are severe or persistent. Patients should report any unusual symptoms to their healthcare provider immediately. Ensure proper administration techniques are followed to avoid injection site issues and device problems. 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

Regulatory oversight is ongoing, with frequent updates to safety information and warnings for healthcare providers.

Frequently Asked Questions

How many adverse event reports has the FDA received for Leuprolide Acetate?

The FDA has received approximately 133,873 adverse event reports associated with Leuprolide Acetate. 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 Leuprolide Acetate?

The most frequently reported adverse events for Leuprolide Acetate include Hot Flush, Intercepted Product Preparation Error, Death, Syringe Issue, Device Leakage. By volume, the top reported reactions are: Hot Flush (9,491 reports), Intercepted Product Preparation Error (8,862 reports), Death (8,129 reports). These figures reflect FDA adverse event reports and may not represent the true incidence rate of these side effects in all patients taking Leuprolide Acetate.

What percentage of Leuprolide Acetate adverse event reports are serious?

Out of 75,326 classified reports, 34,405 (45.7%) were classified as serious and 40,921 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 Leuprolide Acetate (by sex)?

Adverse event reports for Leuprolide Acetate break down by patient sex as follows: Male: 52,321, Female: 15,382, Unknown: 127. 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 Leuprolide Acetate?

The most frequently reported age groups for Leuprolide Acetate adverse events are: age 75: 1,244 reports, age 76: 1,243 reports, age 77: 1,243 reports, age 74: 1,220 reports, age 78: 1,197 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 Leuprolide Acetate?

The primary manufacturer associated with Leuprolide Acetate adverse event reports is Tolmar 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 Leuprolide Acetate?

Beyond the most common reactions, other reported adverse events for Leuprolide Acetate include: Wrong Technique In Product Usage Process, Fatigue, Injection Site Pain, Prostatic Specific Antigen Increased, Asthenia. 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 Leuprolide Acetate?

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

Leuprolide Acetate 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 percentage of serious adverse events (45.7%) indicates significant safety concerns.

What are the key safety signals for Leuprolide Acetate?

Key safety signals identified in Leuprolide Acetate's adverse event data include: Death is one of the most reported serious adverse events.. Prostatic specific antigen increased and prostate cancer are frequently reported, indicating potential side effects in men.. Injection site pain and device leakage are common, suggesting issues with administration.. These signals are derived from patterns in FDA reports and should be discussed with a healthcare provider for personalized assessment.

Does Leuprolide Acetate interact with other drugs?

Interactions and warnings include potential for serious adverse events, especially in elderly patients, and need for proper administration techniques. Always inform your healthcare provider about all medications, supplements, and over-the-counter drugs you are taking before starting Leuprolide Acetate.

What should patients know before taking Leuprolide Acetate?

Patients should report any unusual symptoms to their healthcare provider immediately. Ensure proper administration techniques are followed to avoid injection site issues and device problems.

Are Leuprolide Acetate side effects well-documented?

Leuprolide Acetate has 133,873 adverse event reports on file with the FDA. A wide range of reactions, including serious conditions like death and cancer progression, are reported. The volume of reports for Leuprolide Acetate reflects both the drug's usage level and the vigilance of the reporting community.

What is the FDA's position on Leuprolide Acetate?

Regulatory oversight is ongoing, with frequent updates to safety information and warnings for healthcare providers. For the most current regulatory information, check the FDA's drug labeling database or consult your pharmacist.

Related Drugs

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

TOLMAR Inc.Other manufacturersHealthcare providers
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.