| Authors | Declared/Assessed    Strategies | Country    and Date | 
      
        | Shafer RW et al. [26]
          Dybul M et al. [50] | Switching the    classes of drugs as the first reaction to resistance and Applying resistance    assays to avoid unnecessary drugs administration. | USA, 2002- USA,    2002 | 
      
        | Clavel F et al. [4]
          Cvetkovic RS et al. [51]
          Di Giambendetto S et al. [52]
          Shafer RW et al. [26] | Applying new drugs,    for salvage or rescue therapy, that can be achieved by using agents with    increased potency or better pharmacokinetic properties or by using novel    classes (i.e. fusion inhibitors) which are not susceptible to    cross-resistance. | France,    2004- New Zealand, 2003- Italy, 2009- USA, 2002 | 
      
        | Buendia P et al. [28] | Predicting the    development pathways of drug resistance with genotype-based prediction    computer systems by using the patient’s clonal (pyro-) sequences at the    beginning of therapy and failure points | USA, 2009 | 
      
        | Ji H et al. [53] | Selecting the best    drug combination for national treatment programs by determining the    prevalence of drug resistance mutations in both protease and reverse transcriptase    inhibitors through using Pyro-sequencing | Canada, 2010 | 
      
        | Yebra G et al. [36] | Conducting specific    drug resistance surveillance tools among immigrants in order to prevent    probable therapeutic failures, especially to NNRTIs. | Spain, 2011 | 
      
        | Trevino A et al. [54]
          Imaz A et al. [55]
          Tang MW et al. [56] | Recommending not to    apply commercial drug resistance tests before starting drug therapy, but to    apply them at failure points, in order to increase the success rate of    subsequent salvage therapy based on appropriate drug combination. | Spain, 2011-Spain,    2012-USA, 2012 | 
      
        | Bercoff DP et al. [57] | Identifying the    component of viral genome which can potentially evolve resistance properties    against an agent for determining the more vigorous therapeutic options | Belgium, 2010 | 
      
        | Truong HM KT et al.    [32]
           Temereanca A EL et al. [[58]
           Vercauteren J WA et    al. [41]
           Pingen M et al.    [59] | Using genotyping    resistance testing in ARV-naïve HIV positive patients; in order to identify    regimens with vigorous genetic barrier to prevent failure of first line therapy. | Netherland,    2011-Europe and Israel, 2009-Romany, 2011-USA, 2011 |