Tag: Medical Observer

Jul 12

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.

May 24

Is yoghurt helpful for antibiotic-associated diarrhoea?

Conway S, Hart A, Clark A, Harvey I. BJGP 2007; 57(545): 953-959
Yoghurt eaters in this study might have suffered less antibiotic-associated diarrhoea as compared to those who ate no yoghurt.

Mar 15

Do calcium supplements increase the risk of myocardial infarction?

Bolland M, et al. BMJ 2010; 341: c3691
Calcium supplements may increase the risk of myocardial infarction, but, there is substantial uncertainty in the estimate.

Nov 23

Is glucosamine effective for osteoarthritis pain?

Wandel S, Jüni P, Tendal B, et al. BMJ 2010; 341: c4675
Glucosamine does not appear to be effective for knee or hip osteoarthritis pain.

Sep 28

Can exercise be a treatment for depression?

Chalder M, et al. BMJ 2012; 344:e2758
Recommending structured moderate or vigorous exercise in addition to routine GP care is not effective for the treatment of depression.

Aug 03

Does warming LAs reduce the pain of injection?

Hogan ME, VanderVaart S, Perampaladas K, et al. Ann Emerg Med 2011 Jul; 58(1): 86-98.e1
Warming the local anaesthetic probably does reduce pain in general, but not by much in most individuals.

Jun 08

Antibiotic drops for conjunctivitis in children

Rose PW, Harnden A, Brueggemann AB, et al. Lancet 2005; 366(9479): 37-43
The majority of children are cured by day 7 regardless of treatment.

Apr 13

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.

Dec 09

How can we treat hangovers?

Pittler MH, Verster JC, Ernst E. BMJ 2005; 331: 1515
There is no convincing evidence of the effectiveness of any hangover treatments.

Oct 24

Is cryotherapy the best treatment for common warts?

Bruggink SC, et al. CMAJ 2010; 182(15): 1624-30
LN2 cryotherapy is likely more effective than topical salicyclic acid for the treatment of common warts in primary care.