Overview Drug-drug Interaction Study of TPOXX When Co-administered With Phosphate Binders Status: Not yet recruiting Trial end date: 2023-01-19 Target enrollment: Participant gender: Summary An open-label, drug-drug interaction study with TPOXX and phosphate binders. Phase: Phase 4 Details Lead Sponsor: SIGA TechnologiesCollaborators: Biomedical Advanced Research and Development AuthorityPPDTreatments: Calcium acetateSevelamer