Faculty of Pharmaceutical Sciences, Chulalongkorn University (Thai: คณะเภสัชศาสตร์ จุฬาลงกรณ์มหาวิทยาลัย) is the first Pharmacy school in Thailand, located in Bangkok.

The faculty was founded by Prince Rangsit Prayurasakdi on December 8, 1913 as a department of Doctor for Compounding in the Royal Medical College, commonly called "Rong Rean Prung Ya" which means "School of Compounding Medicine".

[2] In reign of King Vajiravudh (Ranam VI), Prince Chakrabongse Bhuvanath gave his though about establishing the pharmacy school in Siam to Prince Rangsit Prayurasakdi, Royal Medical College inspector, and he also agreed.

Prince Rangsit Prayurasakdi wrote the note entitled "Doctor for compounding medicine practice opinion " on October 5, 1913.

After that, Ministry of Dhammakan announced "the regulation of Doctor for Compouding Medicine Students" on December 8, 1913.

The school of doctor for compounding medicine was classified as a department in Royal Medical College.

So, the school was changed the name to "Department of Pharmacy" under the Faculty of Medicine Siriraj Hospital.

Although this new curriculum gathered the new innovation and modern in pharmacy, but it was still an uninteresting field of studying in that time.

Especially in 1906, Thai social concerned the roll of pharmacist as part of allied professional health team, the faculty added some clinical pharmacy courses to response their need.

On August 22, 1962, Thai Ministry of Education sent the letter to the university's rector to expand the student number in Pharmacy field.

Chulalongkorn University approved the budget for constructing the new pharmacy building in that area which completed in 1982.