Preferred Pharmacy Solutions, LLC., Institutional Pharmacy and Pharmaceutical Service, Haverhill, Massachusetts (MA). Preferr ... ed Pharmacy Solutions combines hands on fiscal and clinical management during the pharmacy order filling process. We fill prescriptions for our clients as if we were spending our own money and taking care of our own family members. We place the utmost concern in supporting positive clinical outcomes for residents of post-acute facilities with a relentless commitment to qua read more