Friendship Pays

You can earn $100 for each new friend you refer that completes a study at Worldwide Clinical Trials

Referral valid for first time participants only upon completion of his/her first study at Worldwide Clinical Trials. Make sure your FRIENDS give YOUR NAME as the referral when they are scheduling their first screening.

Refer any friend new or old to this study and receive $100!


Participants must have Seasonal Allergies. Weekly check in, call for more information.

Up to $3150


Males and Females
18 to 45
BMI 18.5 to 35


Period 1 and 2 Check in:
Friday Apr 20th
Period 1 and 2 Check out:
Monday Apr 23rd

Period 3 Check in:
Saturday Apr 28th
Period 3 Check out:
Monday Apr 30th

Period 4 Check in:
Saturday May 12th
Monday May 14th


San Antonio Clinic