Possessive Nouns. Possessive nouns are used to indicate ownership. Possessive nouns usually are formed by adding an apostrophe (') and s. When a noun is plural and ends in s, just add an apostrophe ('). If two people own one thing, add the apostrophe and s to the second person only. If two people own separate things, add the apostrophe and s for each person.
Types of antibiotics. There are hundreds of different types of antibiotics, but most of them can be broadly classified into six groups. These are outlined below. Penicillins (such as penicillin and amoxicillin) â widely used to treat a variety of infections, including skin infections, chest infections and urinary tract infections.
About antibiotics for RTIs. Antibiotics are medicines used to treat infections or diseases caused by bacteria, and they have saved millions of lives since they were first developed in the 1930s. There are many different types of antibiotics for respiratory tract infections (e.g. pneumonia and whooping cough).The best antibiotic for your infection will depend on what infection you have and the type of bacteria causing it.Find out more about how antibiotics work and their possible side effects. Many common respiratory tract infections (RTIs) â such as colds and flu â are caused by viruses, so antibiotics are of no use.Find out more about viruses and bacteria and why antibiotics donât kill viruses.any common respiratory tract infections (RTIs) â such as colds and flu â are caused by viruses, so antibiotics are of no use. Find out more about viruses and bacteria and why antibiotics donât kill viruses.