Keynotes And Characteristics With Comparisons of some of the Leading Remedies of the Materia Medica
by H. C. Allen • 1836–1909
Keynotes and Characteristics — the pocket-sized classic for learning remedy differentiation.
About H. C. Allen
Henry C. Allen, MD (1836–1909) was a Canadian-born American homeopath and a colleague of J.T. Kent. He founded Hering Medical College in Chicago and edited The Medical Advance, the leading Kentian journal of his time.
Allen specialized in materia medica teaching. Where Kent gave psychological portraits, Allen trained students to recognize the three or four keynote features that tell one remedy from another at the bedside.
About Keynotes And Characteristics With Comparisons of some of the Leading Remedies of the Materia Medica
Keynotes and Characteristics With Comparisons of some of the Leading Remedies of the Materia Medica is the standard pocket reference for keynote-based differentiation. First published in 1899, it has been reprinted continuously for over 125 years.
Each remedy is reduced to its essential fingerprint — the three or four strange, rare, peculiar, or verified-constant symptoms that reliably point to it. Comparisons to related remedies are woven into every entry.
It is the book students carry in their coat pocket during training. Short enough to re-read cover to cover; sharp enough that experienced prescribers still reach for it.
Best for
- Learning keynotes and characteristic symptoms
- Quick differentiation between similar remedies
- Students and clinicians in the Kentian school
- Pocket reference during acute prescribing
Frequently asked questions
What is H.C. Allen's Keynotes?
Keynotes and Characteristics With Comparisons of some of the Leading Remedies of the Materia Medica is a compact homeopathic reference by H.C. Allen, first published in 1899, focused on the key distinguishing symptoms of each remedy and their differential comparisons.
Who was H.C. Allen?
Henry C. Allen, MD (1836–1909) was a Canadian-American homeopath, founder of Hering Medical College in Chicago, and a leading teacher in the Kentian tradition.
Is H.C. Allen the same as T.F. Allen?
No. Henry C. Allen (Keynotes) and Timothy F. Allen (Encyclopedia of Pure Materia Medica) were contemporaries but different people. Both were major American homeopaths; their books serve very different purposes.
What is a keynote in homeopathy?
A keynote is a symptom so characteristic of a particular remedy that its presence strongly suggests the remedy. Allen's book is built around these keynotes as a practical prescribing shortcut.
Contents, in printed order
- 1Abrotanum
- 2Aceticum acidum
- 3Aconitum napellus
- 4Aesculus hippocastanum
- 5Aethusa cynapium
- 6Agaricus muscarius
- 7Agnus castus
- 8Allium cepa
- 9Aloe socotrina
- 10Alumina
- 11Ammonium carbonicum
- 12Ammonium muriaticum
- 13Ambra grisea
- 14Amylenum nitrosum
- 15Anacardium orientale
- 16Antimonium crudum
- 17Antimonium tartaricum
- 18Anthracinum
- 19Apis mellifica
- 20Apocynum cannabinum
- 21Argentum metallicum
- 22Argentum nitricum
- 23Arnica montana
- 24Arsenicum album
- 25Arum triphyllum
- 26Asarum europaeum
- 27Asterias rubens
- 28Aurum metallicum
- 29Baptisia tinctoria
- 30Baryta carbonica
- 31Belladonna
- 32Benzoicum acidum
- 33Berberis vulgaris
- 34Bismuthum
- 35Borax veneta
- 36Bovista lycoperdon
- 37Bromium
- 38Bryonia alba
- 39Cactus grandiflorus
- 40Caladium seguinum
- 41Calcarea arsenicosa
- 42Calcarea phosphorica
- 43Calcarea carbonica
- 44Calendula officinalis
- 45Camphora officinalis
- 46Cannabis indica
- 47Cannabis sativa
- 48Cantharis vesicatoria
- 49Capsicum annuum
- 50Carbolicum acidum
- 51Carbo animalis
- 52Carbo vegetabilis
- 53Caulophyllum thalictroides
- 54Causticum
- 55Chamomilla
- 56Chelidonium majus
- 57China officinalis
- 58Cicuta virosa
- 59Cimicifuga racemosa
- 60Cina maritima
- 61Coca
- 62Cocculus indicus
- 63Coffea cruda
- 64Colchicum autumnale
- 65Collinsonia canadensis
- 66Colocynthis
- 67Conium maculatum
- 68Crocus sativus
- 69Crotalus horridus
- 70Croton tiglium
- 71Cuprum metallicum
- 72Cyclamen europaeum
- 73Digitalis purpurea
- 74Dioscorea villosa
- 75Diphtherinum
- 76Drosera rotundifolia
- 77Dulcamara
- 78Equisetum hyemale
- 79Eupatorium perfoliatum
- 80Euphrasia officinalis
- 81Ferrum metallicum
- 82Fluoricum acidum
- 83Gelsemium sempervirens
- 84Glonoinum
- 85Graphites
- 86Hamamelis virginiana
- 87Helleborus niger
- 88Helonias dioica
- 89Hepar sulphur
- 90Hyoscyamus niger
- 91Hypericum perforatum
- 92Ignatia amara
- 93Iodium
- 94Ipecacuanha
- 95Kalium bichromicum
- 96Kalium bromatum
- 97Kalium carbonicum
- 98Kalmia latifolia
- 99Kreosotum
- 100Lac caninum
- 101Lac vaccinum defloratum
- 102Lachesis muta
- 103Ledum palustre
- 104Lilium tigrinum
- 105Lobelia inflata
- 106Lycopodium clavatum
- 107Lyssinum
- 108Magnesium carbonicum
- 109Magnesium muriaticum
- 110Magnesium phosphoricum
- 111Medorrhinum
- 112Melilotus alba
- 113Menyanthes trifoliata
- 114Mercurius corrosivus
- 115Mercurius cyanatus
- 116Mercurius dulcis
- 117Mercurius iodatus flavus
- 118Mercurius iodatus ruber
- 119Mercurius sulphuricus
- 120Mercurius solubilis
- 121Mezereum
- 122Millefolium
- 123Muriaticum acidum
- 124Murex purpurea
- 125Naja tripudians
- 126Natrium carbonicum
- 127Natrium muriaticum
- 128Natrium sulphuricum
- 129Nitricum acidum
- 130Nux moschata
- 131Nux vomica
- 132Opium
- 133Petroleum
- 134Petroselinum sativum
- 135Phosphoricum acidum
- 136Phosphorus
- 137Physostigma venenosum
- 138Phytolacca decandra
- 139Picricum acidum
- 140Platinum metallicum
- 141Plumbum metallicum
- 142Podophyllum peltatum
- 143Psorinum
- 144Pulsatilla pratensis
- 145Pyrogenium
- 146Ranunculus bulbosus
- 147Ratanhia peruviana
- 148Rheum palmatum
- 149Rhododendron chrysanthum
- 150Rhus toxicodendron
- 151Rumex crispus
- 152Ruta graveolens
- 153Sabadilla
- 154Sabina
- 155Sambucus nigra
- 156Sanguinaria canadensis
- 157Sanicula aqua
- 158Sarsaparilla officinalis
- 159Secale cornutum
- 160Selenium metallicum
- 161Sepia officinalis
- 162Silicea terra
- 163Spigelia anthelmia
- 164Spongia tosta
- 165Stannum metallicum
- 166Staphisagria
- 167Stramonium
- 168Sulphuricum acidum
- 169Sulphur
- 170Symphytum officinale
- 171Syphilinum
- 172Tabacum
- 173Taraxacum officinale
- 174Tarentula hispanica
- 175Terebinthinae oleum
- 176Theridion curassavicum
- 177Thlaspi bursa pastoris
- 178Thuja occidentalis
- 179Trillium pendulum
- 180Tuberculinum bovinum Kent
- 181Valeriana officinalis
- 182Variolinum
- 183Veratrum viride
- 184Veratrum album
- 185Zincum metallicum
The printed book’s page index is not part of this edition.
All remedies in this book
185 remedies — jump to a letter or scroll the list.