Colpermin can be purchased over the counter in your local pharmacy. Purchase from on-line pharmacies is
possible in some countries. Colpermin is registered as a medicinal product and therefore by law in some
countries can only be sold by pharmacies.
- Liu, J.H., Chen, G.H., Yeh, H.Z., Huang, C.K. & Poon, S.K. Enteric-coated peppermint-oil capsules in the treatment of irritable bowel syndrome: a prospective, randomized trial. J Gastroenterol 32, 765-768 (1997)
- Merat, S., et al. The effect of enteric-coated, delayed-release peppermint oil on irritable bowel syndrome. Digestive Diseases and Sciences 55, 1385-1390 (2010)
- Kline, R.M., Kline, J.J., Di Palma, J. & Barbero, G.J. Enteric-coated, pH-dependent peppermint oil capsules for the treatment of irritable bowel syndrome in children. J Pediatr 138, 125-128 (2001)
- Carling, L., Svedberg, L.E. & Hulten, S. Short term treatment of the irritable bowel syndrome: a placebo-controlled trial of peppermint oil against hyoscyamine. OPMEAR 34, 55-57 (1989)
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