What reduces the effectiveness of condom?

Normally condom is the best method to protect both of us, but it also has rate to fail. Some substances can weaken the condom. Maintain condom effectiveness by being aware of the following: Using two condoms at the same time increases the risk of a latex condom breaking. If you or your partner is allergic to latex material, use polyurethane or natural membrane condoms. Petroleum or oil-based intimate lubricants should not be used with latex condoms. These substances weaken the latex and can lead to breakage. Oil-based lubricants can be used with some synthetic condoms. Always read lubricant labels to be sure it is safe to use with the type of condom you have chosen. Some medications intended for vaginal use (like yeast infection treatments) can weaken latex condoms. Treatments that contain estrogen are especially damaging to latex condoms. Make sure use the condom correctly, which will make sure we are safe, this is very important.