Abstract:
BACKGROUND:It has been shown that nontoxic concentrations of ethanol are absorbed after hand hygiene using ethanol-based hand rubs. This study investigated whether absorption of propan-1-ol and propan-2-ol from commercially available hand rubs results in measurable concentrations after use. METHODS:The pulmonary and dermal absorption of propanol during hand rubs was investigated. Rubs contained 70% (w/w) propan-1-ol, 63.14% (w/w) propan-2-ol, or 45% (w/w) propan-2-ol in combination with 30% (w/w) propan-1-ol. RESULTS:Peak median blood levels were 9.15 mg/L for propan-1-ol and 5.3 mg/L for propan-2-ol after hygienic hand rubs and 18.0 mg/L and 10.0 mg/L, respectively, after surgical hand rubs. Under actual surgical conditions, the highest median blood levels were 4.08 mg/L for propan-1-ol and 2.56 mg/L for propan-2-ol. The same procedure performed with prevention of pulmonary exposure through the use of a gas-tight mask resulted in peak median blood levels of 1.16 mg/L of propan-1-ol and 1.74 mg/L of propan-2-ol. CONCLUSION:Only minimal amounts of propanols are absorbed through the use of hand rubs. Based on our experimental data, the risk of chronic systemic toxic effects caused by hand rubs is likely negligible. However, our study did not evaluate the consequences of long-term daily and frequent use of hygienic hand rubs.
journal_name
Am J Infect Controljournal_title
American journal of infection controlauthors
Below H,Partecke I,Huebner NO,Bieber N,Nicolai T,Usche A,Assadian O,Below E,Kampf G,Parzefall W,Heidecke CD,Zuba D,Bessonneau V,Kohlmann T,Kramer Adoi
10.1016/j.ajic.2011.03.009subject
Has Abstractpub_date
2012-04-01 00:00:00pages
250-7issue
3eissn
0196-6553issn
1527-3296pii
S0196-6553(11)00227-6journal_volume
40pub_type
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