title: Safety and efficacy of nonoxynol-9 questioned.
mesh_terms: D002986:Clinical Trials as Topic; D005260:Female; D015658:HIV Infections / Q000517:prevention & control / Q000635:transmission; D006801:Humans; D017137:Nonoxynol / Q000008:administration & dosage / Q000009:adverse effects* / Q000627:therapeutic use / Q000633:toxicity; D012307:Risk Factors; D011477:Sex Work; D013089:Spermatocidal Agents / Q000008:administration & dosage / Q000009:adverse effects* / Q000627:therapeutic use / Q000633:toxicity; D016896:Treatment Outcome; D014621:Vagina / Q000293:injuries; D014944:World Health Organization
chemical_list: D013089:Spermatocidal Agents; D017137:Nonoxynol