To enter the bloodstream, the virus must enter through a break in the skin or tissue in the mouth, or pass through the lining of the rectum or enter the tip of the penis. Tops and bottoms are both at risk.
Most drugs affect our inhibitions about sex.
They can also affect our judgement. The most important thing to remember when mixing sex and any drug is to plan ahead. Always have condoms and water-based lube anywhere you may be having sex. About Oral Sex Oral sex is considered to be much less risky than anal sex. There are ways to make it safer.