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NATURAL MOSQUITO REPELLENT COIL


About Author: Naresh Sharma,
M.pharma (Pharmacognosy)
Department of Pharmacognosy, Lachoo Memorial College of Science and Technology,
Jodhpur, India.

ABSTRACT
Due to Lack of knowledge regarding the toxic effects of synthetic compound in mosquito repellents,synthetic mosquito repellents are widely used. The prolong use of synthetic mosquito repellents shows many side effects like neurotoxic hazards, immunotoxic hazards, skin allergy, seizures, eye irritation, insomnia, impaired congnitive function, cough, sneezing, headache, asthma, bronchial irritation, itching,ear, nose and throat pain, dermatitis, reproductive dysfunction, development impairment and cancer,death. Synthetic mosquito repellents contains very toxic compounds such as DEET, picaridin, permethrin, P?Menthane?3, 8?diol (PMD) etc. These draw backs created a pathway for herbal mosquito repellents coil. Large numbers of herbal drugs are used in these mosquito repellents like Neem, Vekhand, Tulsi, Ajowan, Raal, etc along with other natural ingredients. The efforts are made to study the traditional beliefs from scientific approach. The main aim of this product development is to provide employment to the rural youth and to promote the use of herbal mosquito repellent coil as complete safe alternate of chemical repellents.

INTRODUCTION
Keep mosquitoes at bay with of safe and highly effective herbal mosquito repellents. These natural mosquito repellents are derived exclusively from herbal extracts and natural oils, which repel mosquitoes and other household insects. They work by acting as an irritant when mosquitoes come in contact. A mosquito is a two-winged insect whose females suck the blood of humans and animals by piercing their skin. The result is an itchy raised bump, referred to as a mosquito bite. Although the bite itself is not dangerous, mosquitoes can carry and pass along diseases, such as malaria, yellow fever, dengue fever, Rift Valley fever and the West Nile virus, which can have deadly consequences. The herbal mosquito repellents are non-toxic and eco-friendly - a totally safe herbal preparation with pleasing fragrance.

Disease Cause By Mosquito
Mosquitoes are a vector agent that carries disease-causing viruses and parasites from person to person without catching the disease themselves. The principal mosquito borne diseases are the viral diseases yellow fever, dengue fever and Chikungunya, transmitted mostly by the Aedes aegypti, and malaria carried by the genus Anopheles.

NEED OF NATURAL REPELLENT COIL
In India synthetic mosquito repellent coil are widely used. The prolong use of synthetic mosquito repellents shows many side effects like neurotoxic hazards, immunotoxic hazards, skin allergy, seizures, eye irritation, insomnia, impaired congnitive function, cough, sneezing, headache, asthma, bronchial irritation, itching, ear, nose and throat pain, dermatitis, reproductive dysfunction, development impairment and cancer.

Table 1: Chemical producing toxicity in synthetic coil

S.NO

CHEMICAL

TOXICITY CAUSED

1

DEET

neurological damage, death of brain cells, Breathing problem

2

Permithrin

chronic memory dysfunction and motor deficits, eye irritation

3

P-menthane-3,8-diol

Kidney lesions as well as skin redness, swelling and genetic damage headache

4

Metofluthrin

liver tumors and liver necrosis, Asthma

5

Picaridin

neurological damage, Ear, nose and throat pain,

Table 2: Survey on health risks of commonly used repellents

COMPLAINT


NUMBER OF PEOPLE AFFECTED

OUT OF 1109 PERSONS

INTERVIEWED


% PEOPLE AFFECTED


Breathing problem

56

5.04


Eye irritation

34

3.06

Cough, cold and sneezing

27

2.43

Headache

19

1.71

Asthma

28

2.52

Bronchial irritation

07

0.63

Itching

06

0.54

Ear, nose and throat pain

07

0.63

Others*

19

1.71

Total

203

18.304

*Giddiness, vomiting, nausea, allergy, etc.
Note: A variety of repellents were used routinely to protect from mosquito nuisance. Of the total 1109 persons
In the view of above scenario a process technology to produce an alternative, safe, non-toxic, eco-friendly natural mosquito repellent is required. Finally synthetic mosquito repellent is replaced by natural mosquito repellent.


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