Shopping Cart


Why was STUD 100 developed?

STUD 100 was developed to help reduce sensitivity in men experiencing premature or over-rapid ejaculation.

How long has STUD 100 been on the market?

STUD 100 has been on the market since 1970.

What is the active ingredient in STUD 100?

Lidocaine Base USP 9.6% w/w (approximately 10mg per spray).

Does STUD 100 require a prescription or medical consultation?

No, STUD 100 is available over-the-counter in pharmacies, adult stores and many other types of outlets. It is also widely available on the web.

What is the maximum number of sprays to use in one application?

Do not exceed 10 sprays in one application. The suggested starting dose is 3 or more sprays.

How does STUD 100 work?

STUD 100 temporarily reduces sensitivity of the penis, which helps to delay ejaculation in cases of over-rapid or premature ejaculation (reaching a climax too quickly). 

Does STUD 100 meet FDA requirements for Over The Counter medicines?

Yes. STUD 100 meets the requirements outlined by the FDA's Monograph on Male Genital Desensitizers.

Is STUD 100 licensed in countries outside of the USA?

STUD 100 has sold in over 60 countries around the world and has been licensed by many Health Authorities globally.

How many sprays are contained in each can?

Approximately 120 metered pump sprays are contained in each can of STUD 100.

Is it OK to use STUD 100 if the woman is pregnant?

No. Using STUD 100 should be avoided if your partner is pregnant.

Can I use STUD 100 on other parts of my body?

STUD 100 should only be applied to the penis and must always be used as directed.

When should STUD 100 not be used?

Do not use STUD 100 if you or your partner are sensitive or allergic to Lidocaine or other local anesthetics.

Do not use on broken or irritated skin.

Do not use if your partner is pregnant.

If the product is applied as directed, but does not provide relief, discontinue use.

Ask a doctor before use if you have, or have had, liver or kidney problems.

How do I open the cap on the can?

STUD 100 is fitted with a child-resistant cap - insert key or coin and twist to flip cap open.

What should I do if I think I’ve purchased a counterfeit or fake can of STUD 100?

Email or call us immediately. We will help you determine if the can you have bought is authentic. Telephone: +1.971.255.1185 (USA) Email: