CHLORZOXAZONE

N/A

Manufactured by Actavis Pharma, Inc.

2,802 FDA adverse event reports analyzed

Last updated: 2026-04-15

About CHLORZOXAZONE

CHLORZOXAZONE is a medication tracked in the FDA Adverse Event Reporting System (FAERS), manufactured by Actavis Pharma, Inc.. The most commonly reported adverse reactions for CHLORZOXAZONE include DIZZINESS, NAUSEA, FATIGUE, PAIN, DRUG INEFFECTIVE. This page provides a comprehensive breakdown of reported side effects, safety signals, patient demographics, and AI-powered safety analysis for CHLORZOXAZONE.

Top Adverse Reactions

DIZZINESS94 reports
NAUSEA94 reports
FATIGUE92 reports
PAIN90 reports
DRUG INEFFECTIVE81 reports
HEADACHE73 reports
ANXIETY66 reports
CHRONIC KIDNEY DISEASE56 reports
DIARRHOEA53 reports
SOMNOLENCE51 reports
DYSPNOEA48 reports
WEIGHT DECREASED46 reports
FALL45 reports
BACK PAIN44 reports
COMPLETED SUICIDE43 reports
DEPRESSION43 reports
MUSCLE SPASMS41 reports
PRURITUS40 reports
ACUTE KIDNEY INJURY39 reports
PNEUMONIA39 reports
VOMITING39 reports
ARTHRALGIA38 reports
PAIN IN EXTREMITY36 reports
TOXICITY TO VARIOUS AGENTS36 reports
ASTHENIA33 reports
MALAISE33 reports
CONSTIPATION31 reports
COUGH31 reports
INSOMNIA31 reports
RENAL FAILURE31 reports
DRUG HYPERSENSITIVITY30 reports
ABDOMINAL PAIN UPPER28 reports
MEMORY IMPAIRMENT28 reports
RASH28 reports
SINUSITIS28 reports
LOSS OF CONSCIOUSNESS27 reports
PRODUCT DOSE OMISSION ISSUE27 reports
FEELING ABNORMAL26 reports
GAIT DISTURBANCE26 reports
OFF LABEL USE26 reports
TREMOR26 reports
EMOTIONAL DISTRESS25 reports
NASOPHARYNGITIS25 reports
CHEST PAIN24 reports
DECREASED APPETITE24 reports
HYPERTENSION23 reports
CONDITION AGGRAVATED22 reports
HYPOTENSION22 reports
MYALGIA22 reports
PYREXIA22 reports
ERYTHEMA21 reports
WEIGHT INCREASED21 reports
CONFUSIONAL STATE20 reports
MIGRAINE20 reports
OSTEOPOROSIS20 reports
PERIPHERAL SWELLING20 reports
BLOOD PRESSURE INCREASED19 reports
OEDEMA PERIPHERAL19 reports
ABDOMINAL PAIN18 reports
ANHEDONIA18 reports
GENERAL PHYSICAL HEALTH DETERIORATION18 reports
STEVENS JOHNSON SYNDROME18 reports
ABDOMINAL DISCOMFORT17 reports
END STAGE RENAL DISEASE17 reports
INTENTIONAL OVERDOSE17 reports
URINARY TRACT INFECTION17 reports
ALOPECIA16 reports
CHILLS16 reports
DEATH16 reports
HYPERSENSITIVITY16 reports
RENAL INJURY16 reports
SUICIDE ATTEMPT16 reports
ANAEMIA15 reports
ASTHMA15 reports
COVID 1915 reports
SECONDARY ADRENOCORTICAL INSUFFICIENCY15 reports
BRONCHITIS14 reports
CHEST DISCOMFORT14 reports
DEEP VEIN THROMBOSIS14 reports
DRY MOUTH14 reports
INJURY14 reports
MYOCARDIAL INFARCTION14 reports
OVERDOSE14 reports
PARAESTHESIA14 reports
PRODUCT USE IN UNAPPROVED INDICATION14 reports
VISION BLURRED14 reports
CONTUSION13 reports
DYSGEUSIA13 reports
GASTROOESOPHAGEAL REFLUX DISEASE13 reports
HEART RATE INCREASED13 reports
HOT FLUSH13 reports
HYPERHIDROSIS13 reports
INFECTION13 reports
OROPHARYNGEAL PAIN13 reports
OSTEOPENIA13 reports
RENAL IMPAIRMENT13 reports
SUICIDAL IDEATION13 reports
SWELLING13 reports
BLOOD POTASSIUM DECREASED12 reports
BONE PAIN12 reports

Report Outcomes

Out of 1,256 classified reports for CHLORZOXAZONE:

Serious 64.4%Non-Serious 35.6%

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

Female880 (75.2%)
Male288 (24.6%)
Unknown2 (0.2%)

Reports by Age

Age 6433 reports
Age 4632 reports
Age 5231 reports
Age 5627 reports
Age 6327 reports
Age 5725 reports
Age 5925 reports
Age 6225 reports
Age 6524 reports
Age 7024 reports
Age 3221 reports
Age 3921 reports
Age 6921 reports
Age 5020 reports
Age 5119 reports
Age 6119 reports
Age 5417 reports
Age 5517 reports
Age 5817 reports
Age 6017 reports

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

Frequently Asked Questions

How many FDA adverse event reports are associated with CHLORZOXAZONE?

This profile reflects 2,802 FDA FAERS reports that mention CHLORZOXAZONE. Reporting is voluntary and does not prove that the drug caused any listed event.

Which adverse reactions are most often listed for CHLORZOXAZONE?

Frequently reported terms in FAERS include DIZZINESS, NAUSEA, FATIGUE, PAIN, DRUG INEFFECTIVE, HEADACHE. Rankings reflect reporting volume in this dataset, not confirmed side effect rates in the general population.

Who manufactures CHLORZOXAZONE?

Labeling and FAERS entries often list Actavis Pharma, Inc. in connection with CHLORZOXAZONE. Always verify the specific product and NDC with your pharmacist.

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.