Talwin Side Effects

Generic Name: pentazocine,pentazocine hydrochloride

Please note - some side effects for Talwin may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

Side Effects of Talwin - for the Consumer

Talwin Nx

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Talwin Nx:

Constipation; diarrhea; dizziness; drowsiness; flushing; headache; loss of appetite; nausea; sleeplessness; sweating; vomiting; weakness.

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); anxiety or nervousness; blurred vision or difficulty focusing your eyes; confusion; decreased urination; disorientation; fainting; fast heartbeat; fever, chills, or persistent sore throat; hallucination; mental or mood changes (eg, depression); red, swollen, blistered, or peeling skin; seizures; slow or shallow breathing.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.

Talwin

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome when using Talwin:

Dizziness; drowsiness; exaggerated sense of well-being; lightheadedness; nausea; redness, swelling, or irritation at injection site; vomiting.

Severe allergic reactions (rash; hives; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); blurred vision or other vision problems; confusion; fainting; hallucinations; seizures; trouble sleeping; trouble urinating; unusual weakness;

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. To report side effects to the appropriate agency, please read the Guide to Reporting Problems to FDA.

Side Effects by Body System - for Healthcare Professionals

Nervous system

Nervous system side effects including sweating, dizziness, lightheadedness, hallucinations, sedation, euphoria, headache, confusion, and disorientation have been reported. Weakness, flushing, disturbed dreams, insomnia, and syncope have been reported infrequently. Tremor, chills, paresthesia, irritability, and excitement have been reported rarely.

Gastrointestinal

Gastrointestinal side effects including nausea and vomiting have been reported. Constipation has been reported infrequently. Abdominal distress, anorexia, and diarrhea have been reported rarely.

Hematologic

Depression of the white blood cell count is usually reversible.

Hematologic side effects including depression of the white blood cell count (especially granulocytes) and moderate transient eosinophilia have been reported.

Hypersensitivity

Hypersensitivity reactions including rash have been reported infrequently. Urticaria and edema of the face have been reported rarely. One instance of an apparent anaphylactic reaction has been reported.

Dermatologic

Dermatologic side effects including erythema multiforme, Stevens-Johnson syndrome, and toxic epidermal necrolysis have been reported rarely.

Cardiovascular

Cardiovascular side effects including a decrease in blood pressure and tachycardia have been reported infrequently.

Respiratory

Respiratory side effects including respiratory depression have rarely been reported.

Other

Other side effects including tinnitus have been reported.

Ocular

Ocular side effects including visual blurring and focusing difficulty have been reported infrequently.

Psychiatric

Psychiatric side effects including depression have been reported infrequently.

Genitourinary

Genitourinary side effects including urinary retention have rarely been reported.

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