How do you get normal sleep pattern after overseas travel?

Very lengthy topic.: Studies have so far shown significant risks and minimal benefit using medicinal approaches such as sedative hypnotics, melatonin, stimulants and melatonin analogues as well as a new melatonin based antidepressant not yet available on the market. So, we are so far left with managing light exposure.See:the "jet lag" article on this at www.Wikipedia.Com, which is the best presentation available go nu.