Adults: Initially, 50 to 100 mg I.V. bolus given at rate of 25 to 50 mg/minute. If desired response doesn't occur after 5 minutes, give repeat dose at 25 to 50 mg/minute; maximum dosage is 300 mg given over 1 hour. Maintenance dosage is 1 to 4 mg/minute by continuous I.V. infusion for no more than 24 hours. Children: Initially, 1 mg/kg I.V. bolus, then repeated based on patient response; don't exceed 5 mg/kg. Maintenance dosage is 30 mcg/kg/minute by continuous I.V. infusion.
Roald Amundsen Roald Amundsen was born in Norway in 1872. Even when he was young Amundsen knew he wanted to be a polar explorer. But since his parents wanted to be a doctor, he studied medicine until he was 21. In 1897 Amundsen went on his first expedition to the Antarctic as the first mate of the ship Belgica.
Roald Amundsen: Facts and Information. 1  He was born in 1872 in Norway. He studied medicine as his mother had always wanted, although, as soon as she had died, he decided to become an explorer. 2  During the late 1880s he joined several Arctic expeditions, including the first one to survive the Arctic winter.