The brand name Darvon is no longer available in the U.S. Generic versions may be available. Common side effects of Darvon (propoxyphene) include lightheadedness, drowsiness, dizziness, sleepiness, constipation, nausea, vomiting, stomach pain, headache, muscle pain, blurred vision, or skin rash.
Flight reservations U.S. and Canada reservations assistance. 1-800-UNITED-1 (1-800-864-8331) For a list of touch-tone menu options, see the U.S. and Canada United Customer Contact Center information page. Telecommunication device for the deaf or Teletypewriter.
United Airlines Overview. United Airlines Customer Service is one of the largest airlines in the world, with 86,852 employees. Which includes the entire holding company United Continental Holdings and 703 aircraft. It was formed by Varney Air Lines in 1926.