<prompt> A 34-year-old woman has Raynauds phenomenon associated with systemic sclerosis scleroderma. Which of the following is the most appropriate management for this condition?amphetaminesergotaminebeta-blocking drugswarm clothing  <response>: Surgical sympathectomy usually provides only temporary improvement and does not prevent progression of the vascular lesion. Nifedipine is now the drug of choice for treating symptoms not responding to local warming measures gloves, mitts and avoidance of smoking and cold. Reserpine, alpha-methyldopa, and prazosin may also be useful. 