On 11-jul-2022, a spontaneous report from the united states was received via telephone regarding a 71-year-old female who used a thermacare lower back & hip l/xl heat wrap.Medical history included atrial fibrillation, asthma, hypertension, cancer, and sciatic pain.Concomitant products included eliquis (apixaban), proair (albuterol sulfate inhaler), candesartan, vitamin d, and unspecified supplements.On (b)(6) 2022, the consumer applied a thermacare lower back & hip l/xl heat wrap over her bathing suite to her lower back.On (b)(6) 2022, the morning after using the product while she was at the beach for 8 hours, she had two red dots, a burning sensation, and an open blister at the application site.The consumer noted that she was not in the water with the product and that it might have rolled up while she had it on, but she was not certain.The consumer thought that the two red dots and burning sensation were due to a burn.The area was so painful she could not touch it.She contacted a pharmacist who advised her to apply aloe vera gel, not wrap it, and keep the aloe in the refrigerator for added comfort.No additional information was provided.
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The root cause cannot be identified.There is limited device specific information provided, no batch number was available for evaluation.Without a batch reference number, a manufacturing and technical evaluation cannot be completed for the wrap involved in this case.No product quality related trend was identified for the subclass adverse event safety request for investigation.Care should be taken when using the device, following all safety and use information as provided with the wrap to avoid the risk of blisters and other skin irritations.The manufacturing operations employ quality control procedures which include in process testing, thermal testing and visual inspection, to ensure packaged product quality.
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