|•The principles of chemistry have been used for the benefit of mankind.
• If we look closer at our daily life there are numerous things that works on the principle of chemistry.♦ Some of the common materials are…
• Drugs for making medicine
• Cleanliness materials like – Soaps, detergents
• Household Bleaches
• Tooth pastes
• Synthetic fibres
• Food preservatives
|❒ Different classes of Drugs
➲ Anti fertility Drugs❖Antacids
• Over production of acid in the stomach causes irritation and pain.
• In severe cases, ulcers are developed in the stomach.
• Antacids remove the excess acid in the stomach and raise the pH at appropriate level.
• Some commonly used antacids are …. ~ Sodium hydrogencarbonate
~ Aluminium and magnesium hydroxide.•But Excessive use of these antacids trigger the production of even more acid.
• Two resolve the problem ,at present days two drugs named Cimetidine (Tegamet) and ranitidine (Zantac) are used
♦ Narcotic drugs
• Morphine narcotics are referred to as opiates, as because these are obtained from the opium poppy seeds.
|Different classes of Drugs ( Brief overview)|
|Name||Use and function||Example|
|Antacids||Remove excess acid in the stomach and raise the pH at appropriate level. .||Sodium Hydrogen Carbonate
Mmilk of magnesia or Magnesium Hydroxide
|Tranquilizers||Used for the treatment of stress and mild or severe mental disease.||Barbiturates , Valium , serotonin ,Chlordiazepoxide, Meprobamate, Equanil|
|Analgesics||Abolished or reduce pain without causing disturbances of nervous system||Opium, Heroin , Codeine, Tramadol, Morphine|
|Antipyretics||Brings down body temperature at the time of high fever are called antipyretics||Aspirin (acetylsalicylic acid), choline salicylate (Arthropan), magnesium salicylate (Arthriten), ibuprofen (Advil)|
|Antifertility Drugs||Antifertility drugs are of use as a Birth control pills||Norethindrone (synthetic progesterone derivative) , Ethynylestradiol ( synthetic estrogen derivative )|