About SFSI
San Francisco Sex Information (SFSI) operates a free information and referral switchboard. We provide confidential, accurate, non-judgmental information about sex and reproductive health.Have a question?
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contraception
Use condoms with Nonoxynol-9 yes or no?
Q: My health teacher told me to use condoms with Nonoxynol-9, but MTSS said that it causes tearing and increases disease transmission. So I know that spermicidal condoms are good for preventing pregnancy, but I am a gay guy. I am more worried about diseases than pregnancy. So which condoms do I [...]
Also tagged condomsHow effective is the NuvaRing?
Q: I’ve heard lots about SFSI from being a devoted listener to Violet Blue’s Open Source Sex podcast, and so I thought I’d ask you this. My boyfriend and I have been going out for many months now. I’m on the NuvaRing and we have no worries about STIs. We have been having sex without [...]
Also tagged birth-control, pregnancyI started the pill but I’m worried I’m pregnant.
Q: My boyfriend and I have recently started having sex, and our first time we did not use a condom but have every time since. We were both virgins so STDs were not a concern and I had started my birth control (Aviane) 5 days before we had sex. According to websites about my [...]
Also tagged birth-control, pregnancyWill she get pregnant? I pulled out.
Q: I am an 18 year old guy and I have a question I need help with. Me and my girl were having sex I pulled out and came. I spit on a shirt and wiped myself off and made sure I got down deep to get all the sperm down in the shaft out. [...]
Also tagged birth-control, pregnancy