"Aaj sapna aaya ki mujhe vaccine mil gayi hai," he joked. Take a look at his post video:
Reacting to the post, a user commented: "Biotechnology jo padha hai bhai ne."
And Kartik was too quick to respond back.
"You can remove a bhai from Biotechnology but you can't remove Biotechnology from bhai," Kartik quipped.
For the uninitiated, Kartik pursued an Engineering degree in Biotechnology from Navi Mumbai's D Y Patil College of Engineering.
On the film front, Kartik will be next seen in "Dostana 2" and "Bhool Bhulaiyaa 2".