Category: Respiratory medicine

N95 respirators vs surgical masks to prevent transmission of respiratory tract infections to staff in primary care

Radonovich et al. JAMA 2019 Sep 3;322(9):824-33
The advantage of N95 respirators over surgical masks in controlled settings were not demonstrated in preventing staff influenza infection in routine primary care.

Permanent link to this article: https://evidencebasedmedicine.com.au/?p=1791

Pelargonium sidoides extract (Kaloba (R)) for the common cold

Timmer et al. Cochrane Database of Systematic Reviews 2013, Issue 10. Art. No .: CD006323.
There exists only very-low quality evidence of the effect of Pelargonium sidoides extract on the common cold.

Permanent link to this article: https://evidencebasedmedicine.com.au/?p=1669

Echinacea and the common cold in children

Taylor JA, et al. JAMA 2003; 290(21): 2824-30
Echinacea does not appear to be an effective treatment for the common cold in children.

Permanent link to this article: https://evidencebasedmedicine.com.au/?p=1638

Does zinc reduce the symptoms of the common cold?

Science M, Johnstone J, Roth DE, Guyatt G, Loeb M. CMAJ 2012; 184(10): E551-E561
Oral zinc reduces the duration of cold symptoms in adults, but at the cost of side-effects.

Permanent link to this article: https://evidencebasedmedicine.com.au/?p=1599

Is vitamin C effective in treating the common cold?

Hemilä H, Chalker E, Douglas B. Cochrane Database of Systematic Reviews 2007, Issue 3. Art. No.: CD000980.
Oral vitamin C is not an effective treatment for the common cold in the general community.

Permanent link to this article: https://evidencebasedmedicine.com.au/?p=1573

Inhaled corticosteroids as rescue treatment

Martinez FD, et al. Use of beclomethasone dipropionate as rescue treatment for mild persistent asthma…. Lancet 2011; 377: 650–57
Inhaled beclomethasone (Qvar) used as rescue therapy with salbutamol is likely better than salbutamol alone, for children with mild persistent asthma who do not take regular inhaled corticosteroids.

Permanent link to this article: https://evidencebasedmedicine.com.au/?p=1420

Zinc for the common cold

Singh M, Das RR. Zinc for the common cold. Cochrane Database of Systematic Reviews 2011, Issue 2. Art. No.: CD001364
Zinc administered within 24 hours of the symptoms of a common cold is associated with favourable outcomes but with some side-effects.

Permanent link to this article: https://evidencebasedmedicine.com.au/?p=1393

Symptoms and signs of croup and epiglottitis

Tibballs J, Watson T. Symptoms and signs differentiating croup and epiglottitis. Journal of Paediatrics and Child Health. (2010) 10.1111/j.1440-1754.2010.01892.x
Cough and drooling can be helpful in differentiating croup and epiglottitis in children with acute stridor.

Permanent link to this article: https://evidencebasedmedicine.com.au/?p=562