СРОЧНО!!!

Вставить артикль, где это необходимо:

When drugs are administered to some patients … severe adverse reaction, such as collapse, may occur. This may be caused by … allergy to … drug administered, e.g. penicillin, or interaction with another drug which … patient is already taking for medical reasons.
To prevent these undesirable effects … careful study of a case history must always be made before any drugs are used. If it is found that … drug allergy exists, or … patient is taking drugs prescribed by … doctor, or taking nonprescription drugs for self – medication this information must be recorded on … patient’s chart, regularly up – dated and … appropriate precautions taken.

EXERCISE 5. Вставьте предлоги там, где это необходимо:

Analgesics are drugs administered internally or externally … the relief of pain. Most pain is caused … inflammation and the most effective drugs … relief of pain are accordingly those that combine analgesic and anti – inflammatory effects. However, the anti – inflammatory drugs mentioned above are all corticosteroids, and these cannot be taken internally … the treatment. Nonsteroidal anti – inflammatory drugs (NSAIDs) are used instead and those that have analgesic properties may be taken internally … pain.