Darvon Â® (propoxyphene hydrochloride) is a prescription painkiller. Belonging to a class of drugs called centrally acting narcotics, Darvon works in the central nervous system (the brain and spinal cord) rather than directly at the site of pain.
Step 1. Call (800) 589-5582 in the United States or the number of your local United Airlines national office if you are abroad. Note that the number for Canada is (800) 538-2929, and United Airlines maintains special 800 numbers in the United States for customers who prefer to speak Spanish, an Asian language or have hearing impairments.
United Healthcare Phone Number. The number and steps below are voted #1 of 6 by over 3900 United Healthcare customers. 866-873-3902. United Healthcare phone support. Read key steps and hints below. They call you insteadNo waiting on hold. Free.his phone number is popular with other United Healthcare customers, but be sure to follow the 6 steps further down.