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.
Keeping mosquitoes away from your body is the best way to avoid getting bitten. Use insect repellent on uncovered skin surfaces and on your clothing when you're outdoors, especially during the day. When using sunscreen, apply it before insect repellent.