Medicinal therapeutic values. Examples are green tea,

     Medicinal plant
is defined as various types of plants that are used in herbalism and some of
these plants do have a medicinal activities. These medicinal plants contains
rich resources of ingredients that can be used in drug development. Besides
that, medicinal plants act as source of nutrition and those plants can be used
as therapeutic values. Examples are green tea, ginger, walnuts and some other
plants. There are also some plants that act as important source active ingredients
which are used in aspirin and toothpaste (Hassan, 2012).

     The term
“Alternative Medicine” have become very common in current era. It focuses on
the idea of using the plants for medicinal purpose. In current era, it is
belief that medicines which come in the form of capsules and pills are the only
medicines that we can trust and use. Most of the pills and capsules that we
take and use in our daily life came from plants. In the process of synthesising
of different drugs, the medicinal plants are usually used as raw materials for
the extraction of active ingredients. For examples, laxatives, blood thinners,
antibiotics and including antimalarial medications contained ingredients from
plants. Medicinal plants actually do have a promising future because half of
the million plants around the world have their medicinal activities but they
are not undergo investigations yet. So, if investigation have carry out, their
medical activities can be used in the treatment of present or for future

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    Medicinal plants
do have many characteristics when used as a treatment which are for example
synergic medicine which all the ingredients of the plants will interact
simultaneously and so their uses can be complement or damage others or, in
addition neutralize their possible negative effects. Besides that, medicinal
plants do support of official medicines where in the treatment of complex cases
like cancer diseases, the components of the plants proved to be very effective.
In addition, the characteristics of medicinal plants to be used as a treatment
are to be preventive medicine which it has been proven that the components of
the plants also classified by their ability to prevent the appearance of some
diseases and this could help to reduce the use of chemical remedies which will
be used when the disease is already present, for example reducing the side
effect of synthetic treatment. Furthermore, the higher plants usually will do
show to be a potential source for new anti-microbial agents. About 166 plants
extracts have been screening of great interest to scientist to discover of new
drugs that effective in the treatment of several drugs. The antibacterial
screening of plants extracts of medicinal plants have appeared in the
literatures in many reports (Subramaniam, 2014).

     The plants used as therapeutic agents because
of its safety, economical and effectiveness as their ease of availability. Among
the plants that known for its medicinal value,the plants of genus Ocimum that belongs to family Lamiaceae
are also have their importance due to their therapeutic potentials. Ocimum tenuiflorum, Queen of Herbs, the legendary known as “incomparable
one” is the holiest and the most cherished of the many healing and health
giving herbs that distributed mainly in the oriental region. The Ocimum sanctum can be classified into
two varities which are purple that called as Krishna Tulsi and green that known
as Rama Tulsi but their chemical constituents are similar. Tulsi derived from
Sanskrit that means “matchless one” (Kayastha, 2014).

     Ocimum tenuiflorum have been recommended
for the treatment of bronchitis,
bronchial asthma, malaria, diarrhea, dysentery, skin diseases, arthritis,
painful eye diseases, chronic fever, insect bite and others. Besides that, Ocimum tenuiflorum have been suggested
to possess antifertility, anticancer, antidiabetic, antifungal, antimicrobial
and others. Futhermore, Ocimum
tenuiflorum consisted of active constituent that has been found to be
largely responsible for the therapeutic potentials of Tulsi is eugenol (1-hydroxy-2-methoxy-4-allylbenzene)
(Gupta and Prakash, 2005).

     Ocimum tenuiflorum act as a tonic for
the body, mind and spirit from the leaves to the seed. It is a natural
substance that help the body to adapt the stress and provide normal effect upon
bodily processes (Chakraborthy et al.,

     The aim of present study is to screen the antimicrobial
activities of different leaf extract
of Tulsi (Ocimum tenuiflorum) against
common bacteria species which can then be recommended for the development of
new antimicrobial drugs which will be cost effective because the plants are
freely available.