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V. Complete the following dialogue.

N.: …

T.: The penicillins are the oldest class of antibiotics. In fact penicillins have a common chemical structure which they share with the cephalosporins.

N.: I know that penicillins are generally bactericidal, inhibiting formation of the cell wall. I wonder whether you can tell what infections they are used to treat.

T.: … . That’s because the natural penicillins are based on the original penicillin-G structure.

N.: Tell me all about it.

T.: Penicillin-G types are effective against gram-positive strains of streptococci, staphylococci, and some gram-negative bacteria such as meningococcus.

N.: Recently I have read an interesting article and I have found out that penicillins are among the least toxic drugs known. The most common side effect of penicillin is diarrhea. Do you happen to know the other common adverse reactions?

T.: … I am virtually certain that penicillins are classed as category B during pregnancy.

N.: …

VI. Translate into English.

  1. Пеніциліни виробляються колоніями цвілевих грибів Penicillinum.

  2. Цефалоспорини мають схожу структуру з пеніцилінами. Їх застосовують для боротьби з бактеріями, що стійкі до пеніциліну.

  3. Макроліти – це антибіотики зі складною циклічною структурою. Вони мають бактеріостатичну дію.

  4. Тетрацикліни призначають для лікування інфекцій дихальних і сечовивідних шляхів та для лікування важких інфекцій типу сибірської виразки (anthrax), туляремії (rabbit disease, tularemia), бруцельозу (goat fever, brucellosis).

  5. Аміноглікозиди володіють високою токсичністю. Вони використовуються для лікування важких інфекцій таких, як зараження крові (sepsis) або перитоніт.

  6. Фторхінолони мають виражену протимікробну дію. Їх застосовують в медицині, як антибіотики широкого спектру дії.

  7. Сульфонаміди діють бактеріостатично. Вони є активними при інфекціях спричинених грампозитивними та грамнегативними бактеріями, деякими найпростішими та хламідіями.

IV. Grammar Exercises

Past Participle has only one form which is passive in meaning.

In most cases the action expressed by Participle II precedes that of the finite verb.

I work at the chemist’s shop built 5 years ago.

But Past Participle may express an action simultaneous with that expressed by the finite verb having no reference to any particular time.

Antibiotics are a group of drugs used to treat various infections caused by bacteria.

I. Transform the following sentences using Participle II instead of the subordinate clauses.

Model: She's just received the results of the blood test which was made last week.

She's just received the results of the blood test made last week.

  1. Antibiotic which was administered to this patient is called Genticin.

  2. Amoxil which was prescribed to the patient with peritonitis got him cured.

  3. Cefalosporins which are taken for treatment of respiratory tract infections (bacterial sinusitis or mesotitis, pneumonia), and urinary and hepatobiliary tract infections can be used for prophylaxis in surgery as well.

  4. Azteronam which is given to patients with allergy to penicillin or cephalosporins is reserved for nosocomial infections caused by resistant grammnegative bacteria.

  5. The tasks on side effects of antibiotics which were given to the students at the final test were not very difficult.

  6. The patient has brought the doctor the flowers that were cut in her garden.

  7. The pharmacist wears the white gown which was presented to him by his colleagues some years ago.