Preposition: of

• activity: Combination therapy Combination therapy may be required in serious or mixed infections to achieve a broad-spectrum of antimicrobial activity.

Converse of object

• have: Prompting the authors to recommend the use of Acticoat as a useful prophylactic against fungal infections as it has a rapid broad-spectrum of activity.

• use: Minimize existing lines and help prevent new ones by using broad-spectrum Repairwear Day SPF 15 or Super City Block SPF 25.

Modifies a noun

• anthelmintic: Uses A broad-spectrum anthelmintic for the treatment and control of adult and immature roundworms of the gastro-intestinal tract in horses and other equines.

• herbicide: There are risks associated with the use of broad-spectrum herbicides.

• insecticide: These broad-spectrum insecticides kill virtually every insect on contact.

• antibiotic: There is a risk of pseudomembranous colitis with broad-spectrum antibiotics possibly leading to a fatal outcome.

• disinfectant: Use a broad-spectrum disinfectant active against viruses, bacteria, fungi and other pathogen organisms ( Virkon® S ).

• agent: Additionally, few broad-spectrum antibiotic agents are currently in development.