Morphine is the narcotic analgesic admininstered in medical doses.

Penicilli is bactericidal.

Ca²⁺ ions present makes the water hard so detergents are used to wash clothes.

Tranquilizers are used for the treatment of stress and mental diseases. These affect the central nervous system and induce sleep in the patients. Tranquilizers are also called psychotherapeutic drugs.

It itself get oxidized and prevent the food.

Penicillin Fungus was discovered by Alexander Flemming.

Hormones related to birth control are Estrogen and progesterone.

Pencillin causes allergic reactions.

The branched carbon chain is difficult to degrade.

The drug named Cimetidine (Tagamet) was designed which prevented the interaction between histamine and the receptors on the stomach wall.As a result, secretion of the hydrochloric acid decreases.

Norethindrone is synthetic infertility drug. Norethindrone is a form of progesterone, a female hormone important for regulating ovulation and menstruation. Norethindrone is used for birth control (contraception) to prevent pregnancy. Norethindrone is also used to treat menstrual disorders, endometriosis, or abnormal vaginal bleeding caused by a hormone imbalance.

Barbiturates are important class of Tranquilisers.

Cimetidine is effective in treating hyperacidity. Cimetidene is used to hyperacedity it is histamine H2 is antagonistic to produce acid in stomach, treatment for peptic ulcer and heart burn it's metabolism takes place in liver duration of action is 4-5 hours

Anti – histamines stop allergic reactions by competing with histamine for binding sites of histamine receptor.

Sodium saccharin (benzoic sulfimide) is an artificial sweetener with effectively no food energy. It is about 300–400 times as sweet as sucrose but has a bitter or metallic aftertaste, especially at high concentrations. Saccharin is used to sweeten products such as drinks, candies, cookies, and medicines.

Depending on the intended application of the soap, sodium hydroxide or potassium hydroxide is generally used as an alkali. If potassium hydroxide is used, it produces a more water-soluble product than its sodium-based counterpart, and is thus often called “soft soap”.

Scum formation happens in hard water. It can be avoided by adding water softners or by using detergents.

Colloidal soap is precipitated by adding NaCl.

Chloramphenicol treats typhoid, dysentery, acute fever, meningitis etc.,as it is Bacteriostatic and broad spectrum antibiotic.

Anti-depressant drugs are needed to cure this problem. They inhibit enzymes that catalyze noradrenaline degradation. Hence, the metabolism of noradrenaline is slowed down and the neurotransmitter can activate its receptor for longer periods of time. Iproniazid and phenelzine are two such drugs.

Sulpha drugs is given to treat people who are allergic to pencillin.

NaHCO₃ is basic and it increases ph above neutrality.