The recommended treatment is 90 days use of an antiacid of the PPI
class, ( Proton Pump Inhibitors ), like Omeprazole, ( Prilosec ), or Pantoprazole, ( Protonix ) for example, at low dose but TWICE a day BEFORE meals. Zantac, ( Ranitidine ) or otherantiacids of its class, ( H2 Blocker ), wont work well in the case of LPR.
It is of extreme importance to visit an ENT speciallist to evaluate your throat, specially your vocal cords.