Preparation and application of itch and inflammation relief agent for mosquito and insect bites.

Objective To prepare itch and inflammation relief agent(certificate of Liaoning Province Hygiene No.0004) and observe its effect on Aedes dorsalis and Ae.vexans bites.Method Percolation and ultrasonic extraction methods were applied to the preparation of the agent.The evaluation standard and testing method required by GB 15979-2002 were used to antrol the quality.The agent was used llocally with smear method.Result The average cure rates were 24.30 %,55.14% and 17.76% at 12 h,24 h and 48 h respectively,with an overall effective percentage of 97.20%.Conclusion The itch and inflammation relief agent for mosquito and insect bites has significant cure effect to Aedes dorsalis and Ae.vexans bites and is very suitable for use in outdoor activities.