Preposition

The dose depends……the age or weight of the sick person.

Streptomycin in

combination ……..penicillin can be used…. Deep wounds to the gut.

Most medicines are more dangerous injected than when taken….mouth

The different antibiotics work in different ways ……specific infections

Many people waste their money … syrups, tonics and elixirs that contain vitamin.

You should look …… medical help before giving children any types of medicines

For people who are allergic …………penicillin, use another antibiotics such as erythromycin or sulfa.

Tetracycline is not good ……..common cold

Pharmacist's knowledge has an important effect …the health of people.

Penicillin works only …………..certain types of infections.