PrEP for Anal Sex - San Francisco AIDS Foundation - Free anal daily dose
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Rather than taking Truvada once daily, PrEP involves taking PrEP medication around times of anal sex instead of once per day. PrEP is named for its. On Demand dosing is as effective as daily PrEP for anal sex. a few days or a weekend, continue to take a pill every 24 hours until you have 2 sex-free days.