My new boyfriend has a latex allergy, so we can’t use latex condoms when we hook up.

Are other kinds of contraceptives, like lambskin condoms or spermicide, as effective at preventing pregnancy? We’ve both gotten ourselves tested for STDs, so that’s not a concern. — R.L., Ohio 

Lambskin condoms prevent pregnancy, but not STDs. Polyurethane condoms (such as Durex Avanti or Trojan Supra) are FDA-approved to prevent pregnancy and STDs and can be used with all kinds of lubes, but are more prone to breakage. Polyisoprene condoms (such as Lifestyles SKYN or Durex Avanti Bare) are the latest in condom technology. They’re effective against STDs and pregnancy, they offer better heat transference than latex, and they’re also stretchy, unlike polyurethane condoms.

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