These compounds are low-level bacteriostatic and fungistatic agents, generally not used since other more effective agents are available.
Examples of heavy metal containing compounds used in microbial control include:
Silver nitrate - 1% solution used as a prophylactic treatment against neonatorum opthamalia (infection of the newborn eye by Neisseria gonorrhoeae.
Thimeriosal - a mercury containing compound added to vaccines and contact lens solutions.
Mercurochrome - an organic-mercury tincture used as a topical antiseptic.
Copper sulfate - used as an algicide in pools, reservoirs and fountains.
Zinc chloride - used in mouthwashes and toothpastes.
Zinc oxide - used in baby
rash ointments and in paint as a fungicide.