Homeopathy is the most popular form of alternative medicine. Most of us come across patients, family & friends who are staunch believers in its safety. Here is an article that does not in any way discredit Homeopathy but highlights its ability to be unsafe and cause adverse effects, specially if taken in place of essential allopathic remedy.
A Systematic Review of Published Case Reports and Case Series
P. Posadzki, A. Alotaibi, E. Ernst,
Int J Clin Pract. 2012;66(12):1178-1188
Full article is availabe at Medscape
http://www.medscape.com/viewarticle/777749