They bite and sting; they suck your blood and give no rest at nights - wasps, gadflies, mosquitoes… sometimes bumblebees and bees as well. Now it's time to kill them! Their bites can itch slightly or can be finished with allergic shock. That's why you should act like a shot: remove a sting with tweezers, cleanse the spot by antiseptic (it may be dissolved manganese crystals or brilliant green), put ice on the affected place, take antihistaminics and anaesthetics. If a bloodsucker bites into your lip, tongue, or God save you, into your palate (as wasps get into a fruit pulp or into the bottles of sweet drinks), then edema can spread to the throat and larynx. You risk suffocating. That's why you need to see a doctor.
A sting is better to prevent than to cure as any other disease. So, I think these anti-insects ideas would be good for you.
1. Use repellents if you're going to the forest, reservoir or to the market for fruits.
2. Give up sweet perfume, they attract wasps. By the way,