Phase I, Open Label Dose Escalation Study to Evaluate Safety of iHIVARNA-01 in Chronically HIV-infected Patients

Inclusion Criteria: 1. Patient is ≥ 18 years of age 2. Voluntarily signed informed consent 3. Patient is male, or female with negative pregnancy test prior to enrolment 4. Patient has a proven HIV-1 infection (with positive antibodies against HIV-1 and a detectable plasma HIV-1 RNA before cART) 5. Patient must be on stable treatment with cART for at least 6 months (cART is defined as an antiretroviral regimen consisting of at least three registered antiretroviral agents) 6. Nadir CD4+ cell counts must be above or equal to 350 cells/μl (1 or 2 occasional determinations below 350 will be allowed) 7. Current CD4+ cell count must be at least 450 cells/μl 8. HIV-RNA must be below 50 copies/ mL for the last 6 months prior to inclusion, during at least two measurements (occasional so called 'blips' up to 50 copies/mL are permitted) Exclusion Criteria: 1. Treatment with a non-cART regimen of antiretroviral agents prior to the start of cART; 2. History of a CDC class C event (see Appendix V); 3. Patient is female and has a positive pregnancy test or the wish of pregnancy: 4. Active opportunistic infection, or any active infection or malignancy within 30 days prior to screening visit; 5. Therapy with immunomodulatory agents, including cytokines (e.g. IL2) and gamma globulin, or cytostatic chemotherapy within 90 days prior to screening visit; 6. Use of anti-coagulant medication; 7. Use of any investigational drug during the 90 days prior to study entry; 8. Previous failure to antiretroviral and/or mutations conferring genotypic resistance to antiretroviral therapy EudraCT No. 2014-004591-32 33 Protocol version 1.1, dated 10 February 2015 9. Any other condition which, in the opinion of the investigator, may interfere with the evaluation of the study objectives. 10. Active hepatitis C virus or hepatitis B virus co-infection 11. Non-subtype B HIV infection