It works! Even 2 days after bites! 10 star product!I found 10+ bug bites on me 2 days ago when I woke up. Guess they were from bed bugs as I was wearing long pajama. Legs, arms, back and chest, everywhere! Every bite got swollen after i scratch it (extremely itchy so i couldnt control myself not to!) I used all anti itch cream in my medicine cabinet but they only calm temporarily but the swollen situation didn't improve at all and I have to reapply every 30 mins.Finally pulled the trigger to buySee full review