"Chemistry in everyday life" Revision Through IMPORTANT POINTS Histamine,stimulates the secretion of pepsin. . Histamine is a potent vasodilator . lt contracts the smooth muscles in the bronchi. . Synthetic drugs brompheniramina ( Dimetapp) & terfenadine ( Seldane), act as antihistamines. . Antiallergic & antacid drugs work on different receptors. . Tranquilizer & analgesics are neurologically active drugs. . Noradrenaline plays a role in mood changes. . Chlordiazepoxide & meprobamate,are sutable for relieving tension. . Equanil is used in controlling depression & hypertension. . Barbiturates are hypnotic. . Analgesics reduce or abolish pain. . Aspirin & paracetamol are non - narcotic analgesics. . Aspirin inhibits the synthesis of prostaglandins. It use in prevention of heart attacks . Morphine is a narcotic analgesics. . The first effective anti bacterial agent prontosil. . Antibiotics have either cidal effect or a static effect on microbes. . Penicillin G has a narrow spectrum. . Ampicillin & Amoxicillin are synthetic modifications of penicillins. . In India, penicillin is manufactured at the Hindustan Antibiotics in Pimpri & in private sector industry. . Chloramphenicol, Vancomycin. & Ofloxacin are a broad spectrum antibiotics. .Antiseptics ( either kill or prevent the growth of microorganisms). . .Dettol is a mixture of chloroxylenol & terpineol. . Iodine is a powerful antiseptic. . 0.2% solution of phenol is an antiseptic while its 1% solution is disinfectant. . Norethindrone is an synthetic progesterone derivative drug. . The estrogen derivative drug is ethynylestradiol. . Aspartame is the most successful artificial sweeteners. .Alitame is high potency sweeteners, although it is more stable than aspartame. . Sucralose is trichloro derivative of sucrose.It does not provide calories. . The two most familiar antioxidants are butylated hydroxy toluene (BHT) & butylated hydroxy anisole(BHA). 508 views15:20
