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Evaluation of the Performance and Acceptability of a Synthetic Polyisoprene Male Condom Compared to a Natural Rubber Latex Condom

Evaluation of the Performance and Acceptability of a Synthetic Polyisoprene Male Condom Compared to a Natural Rubber Latex Condom (Phase II Slippage/Breakage Study)

Status
Recruiting
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06595836
Enrollment
300
Registered
2024-09-19
Start date
2024-01-02
Completion date
2025-02-28
Last updated
2024-09-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Condom Use

Brief summary

This study is a masked (investigators, research staff), two-way crossover, randomized to sequence of use study designed to evaluate the acceptability and functional performance (breakage, slippage) of a silicone lubricated polyisoprene condom and a silicone lubricated natural rubber latex condom.

Detailed description

Three hundred (300) couples will be enrolled and asked to use five condoms of each of the two types of lubricated condoms to yield a potential sample size of 1500 uses for each type of lubricated condom. To minimize a potential learning effect, couples will be randomly assigned to the sequence of use of each type of lubricated condom. The primary objective of this study is to examine the slippage, breakage and acceptability of a new polyisoprene male condom compared to a natural rubber latex condom. The study will assess safety in terms of adverse events and user acceptability will be evaluated by comparing physical attributes of the polyisoprene and latex control condoms, as well as perceptions about using the devices.

Interventions

DEVICESilicone Lubricated Synthetic polyisoprine condom

Synthetic polyisoprene condom are made from softer materials for a more natural feel and increased sensitivity

DEVICESilicone Lubricated Natural Rubber Latex Condom

Natural rubber latex condoms are made from natural rubber

Sponsors

Thai Nippon Rubber Industry Public Company Limited
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
CROSSOVER
Primary purpose
PREVENTION
Masking
DOUBLE (Investigator, Outcomes Assessor)

Masking description

Each product will be labeled with a randomly generated code

Intervention model description

This study is a masked (investigators, research staff), two-way crossover, randomized to sequence of use study designed to evaluate the acceptability and functional performance (breakage, slippage) of a silicone lubricated polyisoprene condom and a silicone lubricated natural rubber latex condom

Eligibility

Sex/Gender
ALL
Age
18 Years to 45 Years
Healthy volunteers
Yes

Inclusion criteria

1. Between the ages of 18 and 45 (inclusive) 2. Willing and able to give written or electronic informed consent 3. Willing to respond to questions concerning their reproductive and contraceptive history and use of condoms contained either on self-administered questionnaires or interviews 4. Be sexually active (defined as averaging one vaginal coital act per week) 5. Protected against pregnancy by oral contraceptives, an IUD, an implant, contraceptive injections, contraceptive patch, or sterilization (tubal ligation or vasectomy) 6. Willing to use the study products for ten acts of vaginal intercourse within six weeks of study entry 7. In a mutually monogamous relationship with their study partner for at least 3 months and be willing to remain mutually monogamous throughout study participation 8. Agree not to use any vaginal or sexual lubricant except the product supplied by the study 9. Agree not to wear any genital piercing jewelry while using the study condoms 10. Agree not to use sex toys or drugs intended to enhance or diminish sexual response when using study condoms 11. Agree to return any unopened condoms 12. Reachable by telephone 13. Has home internet access, a valid personal email for each partner, reachable by phone, ability to videoconference and use electronic consent technology 14. Male partner agrees to ejaculate during vaginal intercourse 15. Willing to provide photo identification-

Exclusion criteria

1. Currently participating in another similar clinical study or employed by a condom manufacturer or Essential Access Health 2. Female partner self-reported as pregnant 3. Allergic to natural rubber latex or polyisoprene, or has a history of recurrent adverse events following use of latex or polyisoprene products 4. Unable to follow instructions or strictly adhere to the visit schedule 5. At significant (high) risk of sexually transmitted infections, including HIV infection, or having a medical history of recurrent, serious sexually transmitted infection (e.g. gonorrhea, syphilis, Chlamydia) 6. Currently using condoms for protection against a known sexually transmitted infection 7. Taking any internally applied medication or oral medication to treat a genital condition 8. Male partner has had difficulty achieving or maintaining an erection, or achieving ejaculation in the last month under typical circumstances/ conditions. 9. Any self-reported genital condition (e.g. itching, burning, irritation, etc.) which, in the opinion of the investigator, could affect use of the study condoms or the ability to interpret study data -

Design outcomes

Primary

MeasureTime frameDescription
Total Clinical Failure5 -7 weeksThe total clinical failure rate is defined as the number of condoms that broke or slipped completely off the penis during intercourse or withdrawal over the number of condoms used for vaginal intercourse.

Secondary

MeasureTime frameDescription
Clinical Breakage5 - 7 weeksThe clinical breakage rate is defined as the number of condoms that broke during intercourse or withdrawal over the number of condoms used for vaginal intercourse.
Clinical Complete Slippage5-7 weeksThe clinical complete slippage rate is defined as the number of condoms that slipped completely off the penis during intercourse or withdrawal over the number of condoms used for vaginal intercourse

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026