Medical Affairs Pharmacist

Medical Affairs Pharmacist

Southend Pharmacy is a modern 503A compounding pharmacy built on clinical precision, operational clarity, and a human-first approach. Licensed in 35+ states and focused on longevity-aligned therapeutics, we support providers and their patients with precision in compounding and transparent processes. Southend Pharmacy operates at the intersection of innovation, ambition, and clinical excellence—blending precision, clarity, and compassionate support to help providers deliver patient-centered, clinically guided care across every step of the treatment journey.

The Medical Affairs Pharmacist serves as the organization's primary clinical and scientific expert, supporting medical information, internal education, and external scientific engagement across both sterile and nonsterile compounding. This role is responsible for delivering accurate, evidence-based medical information, leading internal clinical training initiatives, and supporting compliant scientific exchange with healthcare professionals. This position will expand to include conference attendance and Medical Science Liaison–style activities, supporting the organization's scientific credibility and clinical leadership.

This is a fully onsite position. Candidates must be currently based in the Houston, Texas area.

Key Responsibilities

Medical Information & Clinical Support

Serve as the primary medical information resource for internal teams and external healthcare professionals

Provide medical information support for sterile and nonsterile compounded preparations. Respond to clinical inquiries related to:

Formulation rationale and excipient selection

Dosing, administration, and route-specific considerations

Stability, beyond-use dating, and storage

Sterility assurance principles and risk-based decision-making

Safety, contraindications, and special population considerations

Research, analyze, and synthesize scientific literature to ensure medical responses are accurate, evidence-based, and clinically appropriate

Develop, review, and maintain medical information resources, including:
Standard response documents

Clinical FAQs and reference guides

Literature reviews and scientific summaries

Ensure all medical information content aligns with applicable regulatory, accreditation, and quality standards for compounding pharmacies (e.g., USP , , , as applicable)

Track inquiry trends to proactively identify knowledge gaps and develop supporting clinical content

Monitor and stay current on evolving regulatory, accreditation, and professional standards impacting sterile and nonsterile compounding, including updates to USP chapters, FDA guidance, and relevant state board requirements, and incorporate changes into medical information content and clinical guidance

Internal Medical Training & Education

Design and deliver internal clinical and medical training programs for pharmacy staff, customer-facing teams, and leadership

Support onboarding and ongoing education related to:

Sterile and nonsterile compounded product offerings

Therapeutic areas supported by the pharmacy

Clinical rationale behind formulation and beyond-use dating decisions

Develop and maintain training materials, including slide decks, quick-reference tools, and clinical playbooks

Lead recurring educational sessions such as lunch-and-learns, clinical updates, and ad hoc trainings

Collaborate closely with pharmacy operations, quality, and compliance teams to ensure consistent and compliant medical messaging

Continuously update training content based on evolving clinical evidence, regulatory changes, and internal feedback

Proactively update internal training materials and educational programs to reflect changes in regulatory standards, compounding guidance, and best practices, ensuring continued inspection and audit readiness

Scientific & External Engagement

Participate in medical and pharmacy conferences to support scientific exchange and professional development

Engage in compliant scientific discussions with healthcare professionals regarding:
Appropriate use of sterile and nonsterile compounded therapies

Clinical decision-making when commercially available products are not suitable

Build and maintain professional relationships with pharmacists, prescribers, and key clinical stakeholders

Gather and communicate medical insights from external engagements to inform internal education, strategy, and operations

Cross-Functional Collaboration

Partner with pharmacy operations, quality, compliance, and leadership teams to address complex clinical and formulation-related questions

Provide medical and scientific input to support strategic initiatives and clinical decision-making

Serve as a trusted internal advisor on sterile and nonsterile compounding-related clinical matters

Regulatory & Standards Awareness

Maintain ongoing awareness of changes to regulatory, accreditation, and professional standards affecting sterile and nonsterile compounding practices

Translate regulatory and standards updates into clear, clinically…