IAM 60YRS. OLD & HAVE SJOGRENS SYNDROME FOR 20 YRS. WHICH I TAKE 200MG OF PLAQUENIL TWICE A DAY. I'M RESEARCHING JUVEDERM & NEED TO KNOW IF PLAQUENIL IS A IMMUNOSUPPRESSANT? I'VE ASKED PHARMACIST & WAS TOLD IT'S A ANTI-MALARIAL BUT COULD BE A SUPPRESSANT.