Wuhan Jiulong Pharmaceutical Co., Ltd.

Primary objective: Using the ibuprofen suspension licensed by Wuhan Jiulong Pharmaceutical Co., Ltd. (produced by Wuhan Renfu Pharmaceutical Co., Ltd.) as the test preparation and the ibuprofen suspension (trade name: Meilin®) produced by Shanghai Johnson Pharmaceutical Co., Ltd. as the reference preparation, the pharmacokinetic parameters and relative bioavailability of the two preparations after a single administration in the fasting and postprandial state were investigated to evaluate whether the two preparations are bioequivalent. Secondary objective: To evaluate the safety of the ibuprofen suspension test preparation and reference preparation after a single oral administration in fasting/postprandial state in healthy Chinese subjects.