The most dramatic effect will be noticed within 24 hours of the first treatment, lasting for about 21 days.
It is advisable to stay inside or stay away from the sprayed area for around 30- 45 minutes. The likelihood of you breathing airborne pesticides will get reduced during that period.
Mosquitoes hate several natural scents like cinnamon, peppermint, lemongrass, patchouli and lavender.
Yes, they can penetrate through clothes and bite.