Read the side effects of Pentazocine as described in the medical literature. In case of any doubt consult your doctor or pharmacist.
Circulatory depression, high blood pressure, shock, fast heart rate.
Central Nervous System
Confusion, depression, disorientation, disturbed dreams, dizziness, excitement, faintness, hallucinations, headache, sleeplessness, irritability, light-headedness, muscle tremor, tingling, sedation, temporary loss of consciousness, tremor, weakness.
Inflammation, including itching, excessive sweating, flushed skin.
Eye and ENT
Double vision, constriction of the pupil, involuntary eye movement, perception of sound, visual blurring, and focusing difficultly.
Constipation, cramps, diarrhea, dry mouth, nausea, taste alteration, vomiting.
High concentration of eosinophils decrease in the number of granulocytes.
Subcutaneous depression, nodules, severe stiffness, soft tissue induration, sting on injection, and ulceration at injection sites.
Difficulty in breath, respiratory depression, transient sleep disorder in newborns whose mothers received parenteral pentazocine during labor.
Allergic reactions, alterations in rate or strength of uterine contractions during labor, chills, urinary retention, unusual weakness.
Other Precautions :
*Change the injection sites, avoid abrupt withdrawal.