U pripremi biljaka i sintezi (sastavljanju lijeka) muslimanski farmaceuti koristili su nove metode, a neki od ovih metoda koriste se i danas.
Neke od tih metoda su:
Učenjak Er-Razi prvi je koristio živu za sastavljanje kreme, a ovo istraživanje primijenio je na majmunu. U knjizi Antidotarium opisao je pripremanje i sastavljanje lijekova. Nastojao je pripravljati lijekove koji bolesniku nisu neugodni. Ispiranjem ljekovitih biljaka dobivao je ekstrakt koji je nazivao „rob“, a iz njega je pravio pilule. Kolirije za oči u obliku pastila naziva „sief“. Od šečera iz Indije priprema sirupe.
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Muslim pharmacists used new methods in the preparation of plants and synthesis (compounding medicines), and some of these methods are still used today.
Some of these methods are:
The scientist Rhazes was the first to use mercury to make a cream, and he applied this research to a monkey. In the book Antidotarium, he described the preparation and medicines compounding. He tried to prepare medicines that are not unpleasant for the patient. By washing medicinal plants, he obtained an extract that he called “rob”, and he made pills from it. Eye drops in lozenge form are called “sief”. He prepares syrups from sugar from India.