It always somewhat surprises me how some interventions never seem to die. Theophylline seems to have disappeared in the medical pantheon, but what comes around, goes around. I predict a resurgence of theophylline this century. Despite the recent study that shows, yet again, echinacea has no effect on colds, I predict the study will neither decrease the sales of echinacea nor prevent further funds being spent on clinical trials on its efficacy. Hear that JREF? I made predictions. I will await my million dollar check. Make it out to Mark Crislip.
Another therapy that refuses to be put to rest, or even to be clarified, is the use of cranberry juice for urinary tract infections. Pubmed references go back to 1962, and there are over 100 references. Firm conclusions are still lacking.
There is a reasonable, but incomplete, basic science behind the use of the cranberry juice for urinary tract infections. (more…)