MDA is a man-made (synthetic) recreational drug noted for its stimulant and psychedelic properties that has been used since the 1960s as a clubbing and sex-enhancing substance, with some similarities to LSD and MDMA (ecstasy).
Natural Mosquito Bite Treatment. A shock of cold therapy will provide relief for itching and keep you from swelling more, says Schultz. Ice actually numbs the nerves that conduct itching and pain so you don't feel either, he says. You may have heard that going the other direction in temperature can also help.
1 Put ice in a tissue and apply to your bite. 2  The ice will cool the skin and help to relieve the itching. 3  If you use vinegar on broken skin it will sting. 4  Wearing bug repellent whenever you are outside or near an area that you know has mosquitoes will help prevent mosquito bites.