Name the causative organism and preventive measures for each of the following:
(i) Swine flu (ii) Typhoid
(iii) Filariasis (iv) Syphilis

Explanation

(i) Swine flu :
Causative organism : Swine influenza virus (`H_(1)N_(1)`).
Preventive measures : (1) `H_(1)N_(1)` vaccination (2) Use the Paracetamol and anti-viral drug.
(ii) Typhoid : Causative agent : Salmonella typhi.
Preventive measures (1) Vaccination (2) Proper sanitary conditions to avoid spread of bacteria (3) Use of boiled water, protection of eatables from flies (4) Administration of drugs.
(iii) Filariasis : Causative organism : Wuchereria bancrofti.
Preventive measure :
(1) Vector control (2) Chemotherapy.
(iv) Syphilis :
Causative organism : Treponemapallidum.
Prevention measures :
(1) Hygienic conditions (2) To avoid having multiple sex partners (3) Use of antibiotics like tetracycline, erythromycin.