Çelebi Mehmed, ilaç yapımında kullanılan teknik aletlerin, çeşitli bitkisel karışımların ve cam şişelerin özenle sıralandığı “Devahane”yi ziyaret etmiştir. İçeride ayrıca sergilenen farklı hayvan türleri ve eczacılık gereçleri, elçinin teknik incelemelerinden biri olarak Sefâretnâme’de yer bulmuştu.
Les Invalides : Çelebi Mehmet visite les Invalides où sont soigneusement disposés les instruments techniques utilisés pour la fabrication de médicaments, divers mélanges à base de plantes et des flacons en verre. Les différentes espèces animales ainsi que les objets pharmaceutiques figurent parmi les observations techniques consignées par l’ambassadeur dans son récit.
Les Invalides: Çelebi Mehmed visited Les Invalides (military hospital) where technical instruments used in the preparation of medicines, various herbal mixtures and glass bottles were carefully arranged. Also displayed inside were different species of animals and pharmaceutical tools, which the ambassador included in his travel diary as one of his technical examinations.