[Front of Stock Certificate] INCORPORATED UNDER THE LAWS OF STATE OF NORTH CAROLINA QUINTILES TRANSNATIONAL CORP. Common Stock $0.01 Par Value Per Share This Certifies that ______________[SPECIMEN]_________________________________ Is the owner of ______________________________ Shares of the Capital Stock of Quintiles Transnational Corp. Transferable only on the books of the Corporation by the holder hereof in Person or by Attorney upon surrender of this Certificate properly endorsed. IN WITNESS WHEREOF. The said Corporation has caused this Certificate to be signed By its duly authorized officers and its Corporate Seal to be hereunto affixed this ______ day of ____________________A.D. 20______ - ------------------------------ ------------------------------------ Secretary Chairman of the Board [Back of Stock Certificate] Quintiles Transnational Corp. Certificate For ______ Shares Of Capital Stock ISSUED TO _________________________________ DATED _________________________________ For Value Received, _____ hereby sell, assign, and transfer unto ________________________________________________________________________________ _________________________________________________________________________ Shares of the Capital Stock represented by the within Certificate, and do hereby irrevocably constitute and appoint _____________________________________________ to transfer the said Stock on the books of the within named Corporation with full power of substitution in the premises. Dated ______________ ______ In presence of ___________________________ _____________________________________________ Notice: The signature of this assignment must correspond with the name as written upon the face of the certificate, in every particular, without alteration or enlargement, or any change whatever. 2