General Toxicology CROs

Global leader in providing preclinical and clinical laboratory services. Charles River offers early-stage discovery, safety assessment, and clinical support services to pharmaceutical and biotech companies worldwide.

Formerly Covance, Labcorp Drug Development provides comprehensive drug development services from early discovery through post-approval. One of the world's largest CROs with extensive nonclinical and clinical capabilities.

Leading global pharmaceutical and medical device open-access capability and technology platform. WuXi AppTec provides services spanning from discovery through manufacturing across small molecules, biologics, and cell/gene therapies.

Preclinical ADME and pharmacokinetic service provider now part of Pharmaron. Specializes in in vitro and in vivo DMPK, drug transporter studies, and metabolite identification.

CRO providing integrated drug discovery and development services including ADME/PK, bioanalytical, CMC, and clinical services with operations in the US and China.

Contract research organization providing drug discovery and development services including preclinical safety assessment, bioanalytical services, and research animal models.

Leading medical device CRO providing biocompatibility testing, sterilization validation, regulatory consulting, and clinical services for medical device and combination product development.

Preclinical CRO specializing in in vitro pharmacology, receptor binding, enzyme inhibition assays, and ADME screening for drug discovery programs.

Research models and services provider offering genetically defined laboratory animals, contract research services, and scientific consulting for preclinical drug development.

Specialty preclinical CRO focused on Asia-Pacific markets, providing preclinical safety assessment, pharmacology, and bioanalytical services for small molecule and biologic programs.

Integrated pharmaceutical R&D service platform offering drug discovery, preclinical, clinical, and commercial manufacturing services to biotech and pharma companies globally.

Mid-size CRO offering early-phase clinical studies, preclinical safety assessment, and bioanalytical services. Known for integrated PK/PD programs from preclinical through Phase I.

Preclinical CRO providing GLP-compliant safety assessment services including general toxicology, developmental and reproductive toxicology, and carcinogenicity studies.

Integrated drug discovery and development services company now part of Evotec. Provides ADME/DMPK, safety assessment, and pharmaceutical development services.