Related by context. Frequent words. (Click for all words.) 61 vaginal gel 60 Letrozole 60 Maraviroc 59 integrase inhibitor 59 Lamivudine 57 Tenofovir 57 integrase inhibitors 57 microbicides 57 antimalarial drug 56 Hycamtin 56 Antiretroviral 55 conjugate vaccine 55 topical cream 55 microbicide 55 Hepatitis B vaccine 54 NNRTIs 54 anti malarial drug 54 Antibiotic 53 PrEP 53 Azithromycin 53 antiretroviral medications 53 antiviral therapies 53 Axiron 53 Injectable 53 pre exposure prophylaxis 53 pneumococcal conjugate vaccine 53 Lapatinib 53 Human Papillomavirus 53 vaccine 53 Viramune 53 Valcyte 53 contraceptive patch 52 Trizivir 52 Prophylaxis 52 tenofovir gel 52 Diflucan 52 Hormone Replacement Therapy 52 Contraceptive 52 Oral contraceptives 52 tenofovir 52 Prophylactic 52 vaccine Gardasil 52 Flibanserin 51 antimalarial 51 darunavir 51 hepatitis B vaccine 51 Antivirals 51 Merck Gardasil 51 Hepatitis C Virus 51 zidovudine 51 prophylactic vaccines 51 Human Papilloma Virus HPV 51 Victrelis 51 Influenza Vaccine 51 raltegravir 51 Combination therapy 51 Artemisinin 51 Ribavirin 51 ISENTRESS 51 antiretroviral therapies 51 Aldara 50 hormonal contraceptive 50 Isotretinoin 50 Efavirenz 50 hormonal therapies 50 hormonal contraceptives 50 didanosine 50 HPV vaccines 50 vaccine adjuvants 50 saquinavir 50 protease inhibitors 50 pneumococcal vaccine 50 prophylactically 50 Nasal Spray 50 pill 50 Progesterone 50 hormonal contraception 50 Casodex 50 Cyclosporine 50 rifampin 50 rotavirus vaccines 50 administered subcutaneously 50 nitazoxanide 50 Nevirapine 50 immunomodulators 50 vaccines 50 pneumococcal vaccines 50 cervical cancer vaccine 50 BCG vaccine 50 stavudine 50 mAbs 50 contraceptive 50 anti emetic 50 ketoprofen 50 Baraclude 50 immunomodulator 50 Coartem 50 azithromycin 49 protease inhibitor 49 Laquinimod 49 spermicide