Which of the following statements is true about monotherapy for treatment of HIV disease?
1
It completely shuts off replication of HIV.
2
Is the only FDA-approved treatment for HIV disease.
3
It appears to cause a sustained benefit achieved by drug no. 1 preventing the emergence of resistance to drug no. 2 despite resistance to drug no. 1.
4
It is only effective if used alternating with periods of monotherapy.