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.
TDD/TTY: 1-800-323-0170 if you are calling from the U.S. and Canada. View additional U.S. and Canada contact options. Service charge information. Service charges for ticketing with a United representative in the 50 United States and Canada are $25 by phone, $30 at a City Ticket Office and $50 in person at the airport.