Some of the medicines that have been discovered for lung cancer include Apomorphine hydrochloride, Tiotropium bromide and Nitisinone, which are approved drugs, from terrestrial plants. Avila Therapeutics is also another discovered cancer treatment, which was founded in 2007 at the Boston's Dana-Farber Cancer Institute.
There are many chemotherapeutic drugs available to lung cancer patients who need it. Go to lungcancer.about.com for a list of some of these drugs. Also, go to the website of the top cancer center in the US http://www.mdanderson.org and the number two cancer hospital http://www.mskcc.org.