| | 68428-539 | Oleander | Oleander | | | Washington Homeopathic Products | | |
| | 68428-540 | Oleum Morrhuae | Oleum Morrhuae | | | Washington Homeopathic Products | | INACTIVATED |
| | 68428-541 | Olibanum | Olibanum | | | Washington Homeopathic Products | | |
| | 68428-542 | Onosmodium Virginianum | Onosmodium Virginianum | | | Washington Homeopathic Products | | |
| | 68428-543 | Oophorinum | Oophorinum | | | Washington Homeopathic Products | | |
| | 68428-544 | Opuntia Vulgaris | Opuntia Vulgaris | | | Washington Homeopathic Products | | |
| | 68428-545 | Oreodaphne Californica | Oreodaphne Californica | | | Washington Homeopathic Products | | |
| | 68428-546 | Origanum Majorana | Origanum Majorana | | | Washington Homeopathic Products | | |
| | 68428-547 | Ornithogalum Umbellatum | Ornithogalum Umbellatum | | | Washington Homeopathic Products | | |
| | 68428-548 | Osmium Metallicum | Osmium Metallicum | | | Washington Homeopathic Products | | |
| | 68428-549 | Oxalicum Acidum | Oxalicum Acidum | | | Washington Homeopathic Products | | |
| | 68428-550 | Paeonia Officinalis | Paeonia Officinalis | | | Washington Homeopathic Products | | |
| | 68428-551 | Palladium Metallicum | Palladium Metallicum | | | Washington Homeopathic Products | | |
| | 68428-552 | Pancreatinum | Pancreatinum | | | Washington Homeopathic Products | | |
| | 68428-553 | Pareira Brava | Pareira Brava | | | Washington Homeopathic Products | | |
| | 68428-554 | Paris Quadrifolia | Paris Quadrifolia | | | Washington Homeopathic Products | | |
| | 68428-555 | Passiflora Incarnata | Passiflora Incarnata | | | Washington Homeopathic Products | | INACTIVATED |
| | 68428-556 | Pecten | Pecten | | | Washington Homeopathic Products | | |
| | 68428-557 | Penthorum Sedoides | Penthorum Sedoides | | | Washington Homeopathic Products | | |
| | 68428-558 | Pepsinum | Pepsinum | | | Washington Homeopathic Products | | |
| | 68428-559 | Petroleum | Petroleum | | | Washington Homeopathic Products | | INACTIVATED |
| | 68428-560 | Phosphoricum Acidum | Phosphoricum Acidum | | | Washington Homeopathic Products | | INACTIVATED |
| | 68428-561 | Phosphorus | Phosphorus | | | Washington Homeopathic Products | | |
| | 68428-562 | Physostigma Venenosum | Physostigma Venenosum | | | Washington Homeopathic Products | | |
| | 68428-563 | Phytolacca Decandra | Phytolacca Decandra | | | Washington Homeopathic Products | | INACTIVATED |
| | 68428-564 | Picricum Acidum | Picricum Acidum | | | Washington Homeopathic Products | | |
| | 68428-565 | Pilocarpinum Muriaticum | Pilocarpinum Muriaticum | | | Washington Homeopathic Products | | |
| | 68428-567 | Pilocarpus | Pilocarpus | | | Washington Homeopathic Products | | |
| | 68428-568 | Pimpinella Saxifraga | Pimpinella Saxifraga | | | Washington Homeopathic Products | | |
| | 68428-569 | Pinus Sylvestris | Pinus Sylvestris | | | Washington Homeopathic Products | | |
| | 68428-570 | Plantago Major | Plantago Major | | | Washington Homeopathic Products | | |
| | 68428-571 | Platanus | Platanus | | | Washington Homeopathic Products | | |
| | 68428-572 | Platinum Metallicum | Platinum Metallicum | | | Washington Homeopathic Products | | |
| | 68428-573 | Plumbum Aceticum | Plumbum Aceticum | | | Washington Homeopathic Products | | |
| | 68428-574 | Plumbum Iodatum | Plumbum Iodatum | | | Washington Homeopathic Products | | |
| | 68428-575 | Plumbum Metallicum | Plumbum Metallicum | | | Washington Homeopathic Products | | |
| | 68428-576 | Podophyllinum | Podophyllinum | | | Washington Homeopathic Products | | |
| | 68428-577 | Podophyllum Peltatum | Podophyllum Peltatum | | | Washington Homeopathic Products | | INACTIVATED |
| | 68428-578 | Populus Candicans | Populus Candicans | | | Washington Homeopathic Products | | |
| | 68428-579 | Populus Tremuloides | Populus Tremuloides | | | Washington Homeopathic Products | | |
| | 68428-580 | Primula Veris | Primula Veris | | | Washington Homeopathic Products | | |
| | 68428-581 | Prunus Spinosa | Prunus Spinosa | | | Washington Homeopathic Products | | |
| | 68428-582 | Prunus Virginiana | Prunus Virginiana | | | Washington Homeopathic Products | | |
| | 68428-583 | Ptelea Trifoliata | Ptelea Trifoliata | | | Washington Homeopathic Products | | |
| | 68428-584 | Pulex Irritans | Pulex Irritans | | | Washington Homeopathic Products | | |
| | 68428-585 | Pulsatilla | Pulsatilla | | | Washington Homeopathic Products | | INACTIVATED |
| | 68428-586 | Pulsatilla Nuttalliana | Pulsatilla Nuttalliana | | | Washington Homeopathic Products | | INACTIVATED |
| | 68428-587 | Pyrethrum Parthenium | Pyrethrum Parthenium | | | Washington Homeopathic Products | | |
| | 68428-588 | Pyrogenium | Pyrogenium | | | Washington Homeopathic Products | | |
| | 68428-589 | Quebracho | Quebracho | | | Washington Homeopathic Products | | |
| | 68428-590 | Quercus Glandium Spiritus | Quercus Glandium Spiritus | | | Washington Homeopathic Products | | |
| | 68428-591 | Quercus Robur | Quercus Robur | | | Washington Homeopathic Products | | |
| | 68428-592 | Radium Bromatum | Radium Bromatum | | | Washington Homeopathic Products | | |
| | 68428-593 | Ranunculus Bulbosus | Ranunculus Bulbosus | | | Washington Homeopathic Products | | |
| | 68428-594 | Ranunc Scel | Ranunc Scel | | | Washington Homeopathic Products | | |
| | 68428-595 | Raphanus Sativus | Raphanus Sativus | | | Washington Homeopathic Products | | |
| | 68428-596 | Ratanhia | Ratanhia | | | Washington Homeopathic Products | | |
| | 68428-597 | Rauwolfia Serpentina | Rauwolfia Serpentina | | | Washington Homeopathic Products | | |
| | 68428-598 | Rhamnus Frangula | Rhamnus Frangula | | | Washington Homeopathic Products | | |
| | 68428-599 | Rhododendron Chrysanthum | Rhododendron Chrysanthum | | | Washington Homeopathic Products | | |
| | 68428-600 | Rhus Aromatica | Rhus Aromatica | | | Washington Homeopathic Products | | |
| | 68428-601 | Rhus Glabra | Rhus Glabra | | | Washington Homeopathic Products | | |
| | 68428-602 | Rhus Toxicodendron | Rhus Toxicodendron | | | Washington Homeopathic Products | | INACTIVATED |
| | 68428-603 | Rhus Venenata | Rhus Venenata | | | Washington Homeopathic Products | | |
| | 68428-604 | Ricinus Communis | Ricinus Communis | | | Washington Homeopathic Products | | |
| | 68428-605 | Robinia Pseudoacacia | Robinia Pseudoacacia | | | Washington Homeopathic Products | | |
| | 68428-606 | Rosa Damascena | Rosa Damascena | | | Washington Homeopathic Products | | INACTIVATED |
| | 68428-607 | Rumex Acetosa | Rumex Acetosa | | | Washington Homeopathic Products | | |
| | 68428-608 | Rumex Crispus | Rumex Crispus | | | Washington Homeopathic Products | | |
| | 68428-609 | Ruta Graveolens | Ruta Graveolens | | | Washington Homeopathic Products | | INACTIVATED |
| | 68428-610 | Sabadilla | Sabadilla | | | Washington Homeopathic Products | | |
| | 68428-611 | Sabal | Sabal | | | Washington Homeopathic Products | | |
| | 68428-612 | Sabina | Sabina | | | Washington Homeopathic Products | | |
| | 68428-613 | Sac Lac | Sac Lac | | | Washington Homeopathic Products | | |
| | 68428-614 | Saccharum Officinale | Saccharum Officinale | | | Washington Homeopathic Products | | |
| | 68428-615 | Salicylicum Acidum | Salicylicum Acidum | | | Washington Homeopathic Products | | |
| | 68428-616 | Salix Nigra | Salix Nigra | | | Washington Homeopathic Products | | |
| | 68428-617 | Salvia Officinalis | Salvia Officinalis | | | Washington Homeopathic Products | | |
| | 68428-618 | Sambucus Nigra | Sambucus Nigra | | | Washington Homeopathic Products | | INACTIVATED |
| | 68428-619 | Sanguinaria Canadensis | Sanguinaria Canadensis | | | Washington Homeopathic Products | | |
| | 68428-620 | Sanguinarinum Nitricum | Sanguinarinum Nitricum | | | Washington Homeopathic Products | | |
| | 68428-621 | Sanicula | Sanicula | | | Washington Homeopathic Products | | |
| | 68428-622 | Santoninum | Santoninum | | | Washington Homeopathic Products | | |
| | 68428-623 | Sarcolacticum Acidum | Sarcolacticum Acidum | | | Washington Homeopathic Products | | |
| | 68428-624 | Sarracenia Purpurea | Sarracenia Purpurea | | | Washington Homeopathic Products | | |
| | 68428-625 | Sarsaparilla | Sarsaparilla | | | Washington Homeopathic Products | | INACTIVATED |
| | 68428-626 | Scolopendra | Scolopendra | | | Washington Homeopathic Products | | |
| | 68428-627 | Scrophularia Nodosa | Scrophularia Nodosa | | | Washington Homeopathic Products | | |
| | 68428-628 | Scutellaria Lateriflora | Scutellaria Lateriflora | | | Washington Homeopathic Products | | |
| | 68428-629 | Secale Cornutum | Secale Cornutum | | | Washington Homeopathic Products | | |
| | 68428-630 | Sedum Acre | Sedum Acre | | | Washington Homeopathic Products | | |
| | 68428-631 | Selenium Metallicum | Selenium Metallicum | | | Washington Homeopathic Products | | |
| | 68428-632 | Senecio Aureus | Senecio Aureus | | | Washington Homeopathic Products | | |
| | 68428-633 | Senega Officinalis | Senega Officinalis | | | Washington Homeopathic Products | | |
| | 68428-634 | Senna | Senna | | | Washington Homeopathic Products | | |
| | 68428-635 | Sepia | Sepia | | | Washington Homeopathic Products | | INACTIVATED |
| | 68428-636 | Serum Anguillae | Serum Anguillae | | | Washington Homeopathic Products | | |
| | 68428-638 | Silicea | Silicea | | | Washington Homeopathic Products | | |
| | 68428-639 | Sinapis Nigra | Sinapis Nigra | | | Washington Homeopathic Products | | |
| | 68428-641 | Solidago Virgaurea | Solidago Virgaurea | | | Washington Homeopathic Products | | INACTIVATED |