Last updated on December 2019

Study of RP1 Monotherapy and RP1 in Combination With Nivolumab


Are you eligible to participate in this study?

You may be eligible for this study if you meet the following criteria:

  • Conditions: Ocular | melanoma | Cancer | Non-melanoma Skin Cancer | bladder cancer | Microsatellite Instability | Mismatch Repair Deficiency | Uveal | Melanoma | skin cancer
  • Age: Between 18 - 100 Years
  • Gender: Male or Female

Inclusion Criteria:

  • Must be willing and able to participate and comply with all trial requirements and able to provide signed and dated informed consent prior to initiation of any trial procedures
  • Male or Female 18 years of age
  • Have an Eastern Cooperative Oncology Group (ECOG) performance status (PS) 0-1.
  • Have at least one injectable tumor
  • Have laboratory values (obtained 28 days prior to first infusion day) in accordance with the study protocol
  • Women of child-bearing potential (WOCBP) must have a negative urine pregnancy test at screening and a negative urine pregnancy test prior to administration of each dose of RP1 or nivolumab
  • WOCBP must agree to use adequate birth control throughout their participation and for 3 months after RP1 alone and 5 months after nivolumab last study treatment
  • Males with partners of child-bearing potential must agree to use adequate birth control throughout their participation and for 3 months for RP1 alone and 7 months after nivolumab last study treatment

For Subjects in the Combination Treatment

  • Baseline ECG that does not show abnormalities according to the protocol
  • Baseline oxygen saturation levels that do not show abnormalities according to the protocol
  • Have provided a former tumor pathology specimen or be willing to supply a new tumor sample from a biopsy

For Subjects in Phase 2 only

  • Have a predicted life expectancy of 3 months
  • Evaluable or measurable disease, according to Response Evaluation Criteria in Solid Tumors (RECIST) v1.1 criteria,
  • Subjects with melanoma: has Stage IIIb to IV (skin, eye or mucosal) for whom anti PD-1 therapy is indicated or who have previously received an anti-PD-1 therapy, or have refused, become intolerant to or have no further therapy options available
  • Subjects with MSI-H tumors: has diagnosis of MSI-H tumor (according to protocol definition) for whom anti PD-1 therapy is indicated, or have refused, become intolerant to or have no further therapy options available
  • Subject with dMMR tumors: has diagnosis of dMMR tumor (according to protocol definition) for whom anti PD-1 therapy is indicated, or have refused, become intolerant to or have no further therapy options available
  • Subject with NMSC: has diagnosis of locally advanced or metastatic NMSC that are not considered treatable by surgery including basal cell carcinoma, cutaneous squamous cell carcinoma, basosquamous carcinoma, Merkel cell carcinoma and other non-melanoma skin cancers (per protocol) for whom anti PD-1 therapy is indicated, or have refused, become intolerant to or have no further therapy options available Subjects with bladder cancer: diagnosis of locally advanced or metastatic bladder cancer for whom anti PD-1 therapy is indicated, or have refused, become intolerant to or have no further therapy options available

Exclusion Criteria:

  • Prior treatment with an oncolytic therapy
  • History of viral infections according to the protocol
  • Systemic infection requiring IV antibiotics within 14 days prior to dosing
  • Prior complications with herpes infections
  • Chronic use of anti-virals
  • Systemic therapies for cancer within 4 weeks of first dose (some others may be accepted with shorter time periods)
  • Conditions that require certain doses of steroids (some doses and types will be permitted)
  • Known active brain metastases - previously treated brain metastases may be permitted
  • Prior certain other diagnosis of cancer
  • Is participating in another clinical study or has participated in the past 4 weeks prior to the first dose

Combination Phase Subjects

  • Certain autoimmune diseases, some types will be permitted
  • Allergy or sensitivity to study drug components
  • History of interstitial lung disease
  • History of non-infectious pnuemonitis
  • Other serious or uncontrolled medical disorders

Recruitment Status: Open


Brief Description Eligibility Contact Research Team


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