Analgesic

Analgesics:The drugs that relieves pain are called analgesics.

Classification of analgesic:

(1)Narcotic analgesics:

[A]Natural:

a)      Opium alkaloids:

·         Morphine.

·         Codeine.

·         Thebain.

b)      Benzyl isoquinoline group:

·         Paraverine.

·         Narcotine.

[B]Semi-synthetic:

a)      Oxy-morphone.

b)      Hydro-morphone.

c)       Apo-morphone.

d)      Oxy-codone.

e)      Hydro-codone.

f)       Heroin.

[C]Synthetic:

a)      Meperadine.

b)      Alpha-prodine.

(2)Non-narcotic analgesic:

a)      Para-aminophenol group:

·         Paracetamole.

b)      Propionic acid group:

·         Ibuprofen.

·         Ketoprofen.

·         Fenoprofen.

c)       Fenamic acid group:

·         Mefenamic acid.

d)      Salicyclic acid group:

·         Aspirin.

·         Trisalicylate.

e)      Acetic acid group:

·         Diclofen.

·         Tolmetin.

·         Indomethacin.

f)       Enolic acid group:

·         Phenylbutazone.

·         Diroxicam.

·         Tenoxicam.

g)      Non-acidic drug:

·         Nabumetone.

Narcotic:The drugs which produce narcosis.