Latex Allergy page from MedlinePlus – http://www.nlm.nih.gov/medlineplus/latexallergy.html
Representative questions that can be answered with this resource:
- How can someone cope with a latex allergy while in the hospital?
- What common products contain latex?
- What are the OSHA standards for latex?
From the website,
Repeated exposure to a protein in natural latex can make you more likely to develop a latex allergy. If your immune system detects the protein, a reaction can start in minutes. You could get a rash, asthma and in rare cases shock from latex exposure.
The summary for this page cites a number of items latex is found in, including condoms. A latex allergy could be an interesting complication in story sex scenes. There is a link to a four page list of latex containing items and safe alternatives for each category. This may help your latex challenged characters find consummation. It will also allow medical characters to carry on their work.