Fostulation of clinics search procedure developed by Ibnu Sina

Fostulation of clinics search procedure developed by Ibnu Sina are as follow :

The drug must be free from any extraneous accidental quality. 
2. It must be used on a simple, not a composite , disease.
 3. the drug must be tested with two contrary type of diseases, because some times a drug cures one disease by its essential qualities and another by its accidental ones.
4. the quality of the drug must correspond to the strength of the disease. For example, there are some drugs whose heat is less than the coldness of certain disease, so that they would have no effect on them.
5. the time of the action must be observed, so that essence and accident are not confused.

6. the effect of the drug must be seen to occur constantly or in many cases, for if this did not happen, it was an accidental effect.

7. the experimentation must be done with the human body, for testing drug on a lion or a horse might not prove anything about its effect on man. This sound work of experimentation of muslim scholar Fostulasi yang disusun oleh Ibnu Sina sudah cukup jelas menjadi landasan bagi penelitian di bidang biologi secara umum dan kesehatan manusia khususnya. Ibnu Sina telah menditeksi penyakit tuberculosis (TBC).

 Disebutkan penyakat TBC disebabkan oleh jasad renik yang dapat menular melalui udara atau pernapasan. Untuk mencegah penularan, Ibnu Sina telah memberikan petunjuk bahwa orang yang sakit harus diisolasi dalam suatu ruangan karantina (sekarang: Sanatorium). Sarjana muslim Ibnu Rushdi (Abu’I-Walid Muhammad ibn Ahmad ibn Rushd أبو الوليد محمد بن احمد بن رشد‎,( ابن رشد‎), yang lahir di Cordoba, Andalusia (Spayol) (1126-1198) telah berhasil menulis ensiklopidia kedokteran yang berjumlah

 7 jilid yang bernama Kitabu al-Kulliyat fi al-Thibb dalam bahasa Inggris disebut General Rules of Medicine. Dalam buku tersebut Ibnu Rushd menyatakan orang tidak akan terserang oleh penyakit cacar (smallpox) untuk kedua kalinya. Hal itu menunjukkan Sarjana