Hi all out there who have not used Demal 200 yet, we have just returned to Australia after traveling 61/2 years round the world in our home made buggy and have used Demal 200 all through the Amazon,up the west coast of Africa,India,Burma,Thailand,Malaysia down to East Timor, so we have given Demal 200 a very good work out,had many many mozzie bites sat with people who had Malaria and been in the worst places for catching malaria, but we got through ok,we will use it again for sureā¦.