Information was received from a healthcare provider (hcp) via a clinical study regarding a patient who was receiving dilaudid (hydromorphone) (5.0 mg/ml at 1.2391 mg/day), fentanyl (8,000.0 mcg/ml at 1,982.6 mcg/day), and bupivacaine (20.0 mg/ml at 4.957 mg/day) via an implantable pump for non-malignant pain.On (b)(6) 2017, a patient with a history of copd reported sudden increasing shortness of breath, and were brought to the hospital in acute respiratory distress.This occurred after a pump refill and dose increase earlier on the same day.The clinical diagnosis was possible drug side effects.The workup showed severe hypercapnia/acute hypercapnic respiratory failure and copd exacerbation.The patient was intubated and put on mechanical ventilation.An ecg examination showed an unusual p axis, and possible ectopic atrial rhythm with premature atrial complexes, including right bundle branch block.The next day, the patient was admitted to the pulmonary critical care unit.They were treated with solumedrol and a feeding tube was placed.An examination was performed; the patient was awake and could nod yes and no before falling back asleep.Lab testing was performed; blood gases revealed severe hypercapnia and copd exacerbation.A chest x-ray showed no focal infiltrated and the endotracheal tube in place.An abdominal x-ray showed the feeding tube in place.Per the hcp assessment, the patient most likely had chronic hypoxemia.They also noted the hypercapnic respiratory failure, and the pump was most likely contributing to the hypercapnia.An examination was performed on (b)(6) 2017.The patient was stable after treatment with solumedrol and extubation.They were discharged home on a tapering steroid dose.The event resulted in in-patient hospitalization, an er visit, a life-threatening illness/injury, and the use of medical/surgical intervention to prevent life threatening illness/injury or permanent impairment to body structure/function.The event was possibly related to the device/therapy, and not related to the implant procedure.The event was possibly related to the drug.The drug action that caused the event was an increase in dose.The event was considered ongoing.No further complications were reported or anticipated.Additional information was received.The event resolved without sequelae on (b)(6) 2017.Additional information was received from a hcp via a manufacturer¿s representative.The representative stated that the patient was admitted to the hospital 1 to 2 days after the refill/dose increase, although this conflicts with the information provided earlier.
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