Phase 3 Trials Human Trials Drug Trials Drug Approval Drug Testing Research Phase 2 Trial Drug Efficacy Gene Therapy Trials Early-phase Trials Cancer Treatment Late-Stage Trials Phase IIb HIV Prevention PTSD ADAPT-2 Trial COVID-19 Vaccine Trials Drug Therapy Radiotracer Evaluation Animal Testing Study Participants Nicotinamide Riboside Study Innovative Treatments Treatment Methods Ketamine Ketamine Treatment GLP-1 Treatments Therapeutic Discoveries Drug Safety FDA Approvals Behavioral Health Study Results Impotence Drug Phase I Trials Efficacy and Safety Pain Relief Adverse Events Opioids Tirzepatide Randomized Controlled Trials Drug Effects Xolair Experimental Treatments Late-Stage Clinical Trial Severe Frostbite Obesity Drug Trials Drug Development Research Studies ALS Treatment Cardiovascular Disease Trials Side Effects Medication Trials CAR T-cell Therapy Phase 1 Clinical Trial New Drug Formulations Phase 2 Phase Two Trial Gene-Edited Organ Transplants Experimental Treatment Phase 2a Clinical Trial ALS Drug Trials PHOENIX Study Phase Three Trials Stage 3 Clinical Trials Phase 1b/2a RUBY Study Cancer Research Drug Approval Process Phase-Two Trial Phase-Three Trials Animal Trials Early-Stage Clinical Trial Vaccine Trials Cardiology Pediatric Trials Select Trial Obesity Weight Loss Clinical Trial Findings Neural Activity Research Findings Research Funding Phase 3 Trial