11. Solutions are bacteriostatic or bactericidal according to their concentration. 12. They are bacteriostatic and their use is usually painless. 13. By themselves, streptogramins A and B are bacteriostatic . 14. Glycerol is bacteriostatic in its action, and ethanol is bactericidal in its action. 15. No disinfection treatment is permitted, nor is the addition of any bacteriostatic agents. 16. Siderocalin is a potent bacteriostatic agent against " E . coli ". 17. It also states that women lack bacteriostatic properties secreted from the prostate in males. 18. Bacteriostatic agents have been effectively used for treatment that are considered to require bactericidal activity.19. This action is considered to be bacteriostatic . 20. Garcia believed metformin to have bacteriostatic , antiviral, antimalarial, antipyretic and analgesic actions.