R D & M R Parry (Chemists) LtdNHS Prescriptions, dispensing, medicines use advice, health advice, over the counter and pharmacy medicines, online pharmacy, . R D & M R Parry Chemist Ltd is located in the Treharris area of Merthyr Tydfil. There are at least 2 other listings in the CF46 postcode area. Pharmacys in Merthyr Tydfil CF46