The document discusses various types of pharmaceutical oral dosage forms known as tablets, including compressed, sugar-coated, film-coated, enteric-coated, effervescent, chewable, dispersible, sustained release, multilayer, buccal, sublingual, troches, lozenges, dental cones, implant tablets, hypodermic tablets, and vaginal tablets. Each type has specific characteristics and intended uses in medication delivery. The summary highlights the diversity and design purposes of different tablet formulations in the pharmaceutical industry.

2. TABLETS
O A tablet is a pharmaceutical oral dosage form
(Oral Solid Dosage, or OSD) or solid unit
dosage form.
O Tablets may be defined as the solid unit
dosage form of medicament or medicaments
with suitable excipients.
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3. DIFFERENT TYPES OF TABLETS
 Compressed Tablets
 These tablets are uncoated and made by
compression of granules.
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4.  Sugar Coated Tablets
O The compressed tablets having a sugar coating
are called sugar coated tablets.
O It masks the bitter and upleasant odour and
improves the taste of the tablets.
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5. Film Coated Tablets
O Film Coated Tablets are compressed tablets
having a thin layer of polymer capable of forming
a skin like film.
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6. Enteric Coated Tablets
O These are compressed tablets meant for
administration by swallowing and are designed
to bypass the stomach and get disintegrated in
the intestines only.
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7. Effervescent Tablets
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O Effervescent tablets are uncoated tablets that
generally contain acid substances (citric acid &
tartaric acid) and carbonates or bicarbonates which
rapidly release carbon dioxide in presence of water.

8. O Chewable tablets are oral dosage form which are
intented to be chewed in the mouth prior to
swallowing and not intented to be swallowed
intact.
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 Chewable Tablets
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9. O Dispersible tablets are uncoated or film-coated
tablets intended to be dispersed in the water
before administration giving a homogeneous
dispersion. Oral Dispersible Tablets (ODTs) are
uncoated tablets intended to be placed in the
mouth where they disperse rapidly before being
swallowed.
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 Dispersible Tablets
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10.  Sustained Release Tablets
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O Sustained release tablets are designed to
achieve prolonged therapeutic effect by
continously releasing medication over an
extended period of time after the administration
of a single dose.
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11. Multilayer Tablets
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Multilayer tablet consists of layers of drug with
different release rate, having ability to prevent
drug-excipient incompatibility. It provides multiple
release kinetics profile in single delivery system of
one or more drugs.

12. Buccal Tablets
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Buccal tablets are those which dissolve when they
are held inbetween cheek and gum, permitting
direct absorption of the active ingredient through
oral mucosa.

13.  Sub Lingual Tablets
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Sublingual tablets are those which dissolve, when
they are held beneath the tongue, permitting direct
absorption of the active ingredient by the oral
mucosa.

14.  Troches And Lozenges
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O Troches are small disc shaped or rhombic
body composed of solidifying paste containing an
astringent, antiseptic, or demulcent drug, used for
local treatment of the mouth or throat, the troche
being held in the mouth until dissolved.

15.  Lozenges
O Lozenges are small usually sweetened solid piece
of medicated material of any various shapes that
are designed to be held in the mouth for slow
dissolution and often contain a demulcent sore
throat , they are also called pastille.
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16. Dental Cones
O Dental cones are tablet forms intented to be
placed in the empty socket following a tooth
extraction, for preventing the local multiplication
of pathogenic bacteria assosciated with tooth
extraction. They may contain an antibiotic or anti
septic.
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17. Implant Tablets
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O These are tablets placed under the skin or
inserted subcutaneously by means of minor
surgical operation and are slowly absorbed.

18. Hypodermic Tablets
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O These are intented to be added in water For
Injection (WFI) of sterile water to form a clear
solution which is to be injected parenterally.

19.  Vaginal Tablets
O Vaginal tablets are also called vaginal inserts. They
are uncoated, bullet shaped or ovoid tablets
inserted into the vagina for local effects.
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