Related by context. Frequent words. (Click for all words.) 38 Birth Control 37 oral contraceptives 35 progestin 35 contraceptive 34 emergency contraceptive 32 Comparative 32 contraceptives 32 Comparison 32 contraception 31 Plan 31 oral contraceptive 31 contraceptive pill 31 microbicides 31 compared 31 Plan B 30 Rx 30 microbicide 29 emergency contraception 29 pill 29 nevirapine 29 unintended pregnancies 29 Unveiling 28 Comparing 28 cervical cancer vaccine 28 penicillin 27 Actonel 27 Charting 26 Studying 26 nasal spray 26 Methadone 26 unintended pregnancy 26 Analysis 26 Arcoxia 26 Compare 26 Pill 25 Generic 25 Evaluating 25 HPV vaccine 25 Truvada 25 Analysing 24 Comparatively 24 unwanted pregnancies 24 Assess 24 vaccine 24 Gardasil 24 Levitra 24 Significantly 24 prescription 24 Condoms 24 anti depressant 23 Evaluate 23 pills 23 Ibuprofen 23 FluMist 23 Tamiflu 23 Examine 23 Overall 23 Coinciding 23 condoms 23 vis à vis 23 Alarmingly 23 Compared 23 Condom 23 Viagra 23 ibuprofen 23 Introducing 23 Linking 22 multivitamins 22 Qtr 22 Median 22 antiviral medications 22 Abstinence 22 Comprising 22 condom 22 Spanning 22 nonprescription 22 compares favorably 22 Analyzing 22 Cialis 22 Aspirin 22 Prescription 22 Examining 22 H#N# vaccine 21 blueprint 21 painkiller 21 acetaminophen 21 Altogether 21 Factoring 21 Abortion 21 generic versions 21 Whither 21 Option 21 unwanted pregnancy 21 aspirin 21 Flawed 21 flu vaccine 21 Surprising 21 calculates 21 Interestingly 21 artificial insemination 21 Targeting