acknowledgment

at last i'm finish with my thesis writing and hopefully next tuesday(final test for thesis) will be ok and excell. here, i want to magnify my gratitude for those who really with tireless help me during this thesis is conducted.

First of all, I would like to send my greatest gratitude to ALLAH S.W.T for giving me the opportunity in doing my research and finishing this thesis. Hopefully, His blessings and guidance will always be with me. Salawatuwassalam to Nabi Muhammad S.A.W., families and shalafus solih.

I am greatly indebted to many people for generous help and criticism. In particular they are deeply grateful to my parents and family whose constant encouragement and advice have been invaluable.

Many deserve thanks for contribution to the preparation of this research.

1. dra. Erna Kristin, Msi, Apt as my Thesis Content Advisor, Dr. Iwan Dwiprahasto, MmedSc,PhD as my Methodology Advisor and dr. Jarir At Thobarri, Dipl. Pharm.,PhD, as my Expert Examiner – have lent their considerable energy and expertise.
2. All the Pharmacology Department staffs of Faculty of Medicine, Gadjah Mada University Yogyakarta especially Mbak Tari and Mas Kris for the guidance, helps and moral support when I faced the technical difficulties during my research.
3. My dearest research colleague Nur Amalina Binti Abdul Razak, Renuka a/p Murugesu, and Delini Devi a/p Ramadras who will, no doubt to their keen and cooperation.
4. I am grateful to my dear friends, Darlina, Diana Shahida, Juliza Ashram, Nur Zati Bayani, Efna, Nur Suriati, Hazlin Azzamiza, Alia Nazirah, Irda Yuhanis, Nik Rozlin Elini, Nor Huda, Wan Immi and Nor Sa’adah whose support and forbearance are gifts beyond reckoning.
5. I also expressed my appreciation to Mohd. Syis for the SPSS matters and other classmates for the cooperation and inspiration.
6. Lastly, but not least, I would like to pay tribute to all the International Programme Staffs of Faculty of Medicine, Gadjah Mada University Yogyakarta, Mbak Qiqi, Mbak Prita, Mbak Tiya, Mbak Yus, Mbak Ita, Mbak Ifa, Mbak Dewi, Mas Rohman, Mas Muji, Mas Toro and Mas Anto for the helps, guidance and supports.

I would like to apologize for all mistakes I have done in conducting this study. Hopefully, this study can inspire and give meaningful contribution especially in prescribing appropriate drugs in daily practices.

Yogyakarta, 22^nd January 2007

Nur Hafidah Binti Ishak

03/168774/KU/10817