Systematic review of three clinical trials, with positive conclusions. The original clinical trials are: (A) Jacobs J, Jiminez LM, Gloyds SS, et al (1993). Homoeopathic treatment of acute childhood diarrhoea. A randomized clinical trial in Nicaragua. British Homoeopathic Journal; 82:83–86; (B) Jacobs J, Jimenez LM, Gloyds SS, et al (1994). Treatment of acute childhood diarrhea with homeopathic medicine; a randomized clinical trial in Nicaragua. Pediatrics; 93:719–725; (C) Jacobs J, Jimenez LM, Malthouse S, et al (2000). Homeopathic treatment of acute childhood diarrhoea: results from a clinical trial in Nepal. Journal of Alternative and Complementary Medicine; 6:131–139.