A composition comprising a mixture of Allium sativum, Ferula assa-foetida, Curcuma longa, Acacia nilotica, Calligonum comosum, Phoenix dactylifera with sodium chloride is provided. The composition may further comprise honey. The mixture of said composition may be burnt. The composition may be mixed with at least one of water, honey, cream, oil or a gel. A method for the preparation of a composition comprising mixing Allium sativum (garlic), Ferula assa-foetida (Asafoetida, dried latex of Ferula species), Curcuma longa (turmeric), Acacia nilotica (gum Arabic tree), Calligonum comosum, Phoenix dactylifera (dates) with sodium chloride and burning the mixture to produce a powdery composition is provided. The method may further comprise mixing the powdery composition with honey. The method may further comprise mixing the powdery composition in at least one of water, honey, cream, oil or a gel. The use of said composition for the treatment of gangrene, skin ulcers or eczema is provided.L'invention concerne un procédé pour la préparation d'une composition consistant à mélanger de l'Allium sativum, du Ferula assa-foetida, du Curcuma longa, de l'Acacia nilotica, du Calligonum comosum, du Phoenix dactylifera avec du chlorure de sodium et à réaliser la combustion du mélange pour produire une composition en poudre. La composition est utilisée pour le traitement de la gangrène, d'ulcères de la peau ou de l'eczéma.