Related by context. Frequent words. (Click for all words.) 66 microbicides 61 vaginal gel 60 microbicide gel 60 microbicide 59 tenofovir gel 59 integrase inhibitor 59 spermicide 59 PrEP 57 pre exposure prophylaxis 57 Axiron 55 mycophenolate mofetil 55 saquinavir 55 single dose nevirapine 54 CAPRISA 54 Ushercell 54 Tenofovir 54 nelfinavir 54 integrase inhibitors 54 Viramune 54 antiretroviral medications 54 Ziagen 54 Emend 54 NNRTIs 53 Valcyte 53 Trizivir 53 tipranavir 53 tenofovir 53 CCR5 antagonists 53 HIV infection 53 valacyclovir 53 organ transplant rejection 53 HIV 53 vaginal cancers 52 Microbicides 52 antiretroviral therapies 52 Human Papilloma Virus 52 antimalarial drug 52 Sexually active 52 antiretroviral ARV 52 Zolinza 52 Male circumcision 52 fusion inhibitor 52 prophylactically 52 Oral contraceptives 52 etravirine 52 Hycamtin 52 tretinoin 52 raltegravir 52 zidovudine 51 immunomodulator 51 abiraterone 51 Human Papillomavirus 51 contraceptive patch 51 antiviral therapies 51 topically applied 51 enfuvirtide 51 darunavir 51 nucleoside analogue 51 Antiviral drugs 51 latex condoms 51 INTELENCE 51 malaria endemic countries 51 transdermal patches 51 Victrelis 51 bacterial vaginosis 51 HPV vaccines 51 antimalarial 51 applied topically 51 Herceptin trastuzumab 51 FDCs 51 Maraviroc 50 stavudine 50 hormonal contraception 50 pertuzumab 50 topical steroid 50 transcriptase inhibitor 50 transcriptase inhibitor NNRTI 50 OncoVEX GM CSF 50 antiretroviral 50 HIV prevention 50 lopinavir ritonavir 50 maraviroc 50 non steroidal 50 Hepatitis C HCV 50 nanoviricides 50 elvitegravir 50 ISENTRESS 50 PREZISTA r 50 Prezista 50 iclaprim 50 fulvestrant 50 trivalent vaccine 49 human papillomavirus HPV vaccine 49 hydroxychloroquine 49 oral contraception 49 Dasatinib 49 amodiaquine 49 unprotected sexual intercourse 49 protease inhibitors 49 contaminated needles 49 Relistor