Homeopathic Medicines - O To purchase any of these homeopathic medicines online, click the buy buttons below. For information on the remedy, click on the remedy name.   Single and Combination Remedies   Ocimum Basil Single Remedy   Ocimum Canum Single Remedy   Oenanthe Crocata Single Remedy   Oenotherra Biennis Single Remedy   Oleander Single Remedy   Oleum Animale Single Remedy   Oleum Morrhue Single Remedy   Oleum Ricini Single Remedy   Oleum Santali Single Remedy   Olibanum Single Remedy   Oniscus Single Remedy   Ononis Spinosa Single Remedy   Onosmodium Single Remedy   Oophorinum Single Remedy   Opium Single Remedy   Optique Combination Remedy   Opuntia Vulgaris Single Remedy   Orchitinum Single Remedy   Oreodaphne Californica Single Remedy   Origanum Majorana Single Remedy   Ornithogalum Umbellatum Single Remedy   Orthopedic Post-op Combination Remedy   Oscillococcinum® - Boiron Combination Remedy   Osmium Single Remedy   Ostrya Single Remedy   Ova Tosta Single Remedy   Ovi Gallinae Pellicula Single Remedy   Ovinine Single Remedy   Oxalicum Acidum Single Remedy   Oxalis Acetosa Single Remedy   Oxydendrum Arboreum Single Remedy   Oxytropis Lamberti Single Remedy   Ozone (Oxygenium) Single Remedy