Topical Anesthetics for PE
Lidocaine/Prilocaine Creams & Sprays - Promescent, EMLA, Fortacin/PSD502
Evidence grade 4 of 5, Strong. Read how the Atlas grades evidence.
The written rationale for this grade is still being prepared.
- FDA
- OTC lidocaine sprays (e.g., Promescent) marketed under monograph; Fortacin (PSD502) approved in EU, not FDA-approved
Reference only. Not medical advice.
What can go wrong
Local penile numbness and, with over-use, reduced erectile rigidity or anorgasmia. Transfer to a partner's genital or oral mucosa can cause numbness - wipe excess or use a condom; avoid if the partner is pregnant/conceiving where caution is advised. Rare local irritation or contact allergy. Prilocaine carries a theoretical methemoglobinemia concern at high systemic exposure, not expected with normal topical penile use.
This is something to take to a clinician. The Atlas can tell you what is known about topical anesthetics for pe in general. It cannot tell you what is happening in your body, and the difference matters most for exactly the symptoms that bring people to this page.
Topical local anesthetics applied to the glans reduce penile sensory input and raise the ejaculatory threshold, making them a fast, on-demand, non-systemic PE option. Formulations include lidocaine sprays (e.g., Promescent, sold over the counter in the US), lidocaine-prilocaine cream (EMLA, off-label) and the metered lidocaine-prilocaine spray Fortacin (PSD502), which is approved in Europe but not by the FDA. RCTs show meaningful IELT gains. The signature caveats are penile numbness, possible erection-weakening if over-applied, and vaginal/oral transfer that can numb the partner unless the product is wiped off or a condom is used.
Turn down penile sensation, turn up latency - but mind what rubs off on your partner.
What people take it for
What it is taken for. Approval, where it exists, covers only some of these.
How it works
Lidocaine and prilocaine block voltage-gated sodium channels in cutaneous sensory nerves of the glans, reducing the afferent signaling that drives the ejaculatory reflex. Less sensory input raises the threshold for triggering ejaculation, prolonging IELT. The effect is local and dose/contact-time dependent; over-application or long dwell time can reduce sensation and erectile rigidity, and unbound drug on the glans can be transferred to a partner's mucosa.
The wipe-off step the ads gloss over
Topical lidocaine genuinely prolongs latency in RCTs, but the practical caveats decide real-world satisfaction: apply to the glans only, give it time to absorb, and wipe off excess (or use a condom) to avoid numbing yourself excessively and transferring drug to your partner. Marketing for branded wipes and sprays tends to feature the latency benefit and downplay the numbness/transfer logistics that determine whether couples keep using it.
What people get wrong
Often saidNumbing spray will make you last but you will feel nothing
ActuallyProperly applied to the glans (not the shaft) with excess wiped, most men retain pleasurable sensation; numbness and reduced rigidity occur mainly with over-application or too-long dwell time.
Often saidIt only affects the man
ActuallyLidocaine on the glans can transfer to a partner's vagina or mouth and cause numbness; products advise wiping off after absorption or using a condom, especially relevant if the partner is trying to conceive or has sensitivity.
Often saidOTC means it is FDA-tested for PE
ActuallyUS OTC lidocaine sprays are marketed under the topical-anesthetic monograph; the metered lidocaine-prilocaine spray Fortacin is EU-approved but not FDA-approved for PE.
Who profits, and who pushes back
Nobody is named here yet, because we have not done that work on this entry. Read that as unfinished. Somebody almost certainly sells this, and somebody almost certainly disputes it. Assume both until we have checked.
Set against the alternatives
Versus oral SSRIs/dapoxetine, topicals avoid systemic serotonergic side effects, work on-demand within minutes, and can be combined with oral agents for additive effect. The trade-offs are genital numbness, possible reduced erectile rigidity, the need to manage timing and wipe-off, and partner-transfer. Sprays with metered, targeted delivery (Fortacin, Promescent) aim to minimize over-dosing versus older creams.
At a glance
- Active agents
- Lidocaine; lidocaine + prilocaine
- US OTC example
- Promescent (lidocaine spray)
- EU-approved metered spray
- Fortacin / PSD502 (lidocaine-prilocaine)
- Off-label cream
- EMLA (lidocaine-prilocaine)
- Apply before sex
- ~5-15 min, then often wipe excess
- Key caveat
- Partner transfer / genital numbness
What this entry does not yet cover
What follows is unfinished work on our side, not a finding about Topical Anesthetics for PE. A short entry is not a safe entry.
- Timeline. We have not built the dated record of research and regulatory events.
- Cost and market. We have not documented what it sells for or who sells it.
- Supply chain. We have not mapped where it is made.
- Who uses it. We have not documented the user groups.
- What could change. No forward-looking summary yet.
- Children and teenagers. We have not checked what is known about younger people.
- Where we land. We have not taken a position on this yet.
Sources
The studies below are named and described, but not linked. You cannot open them from here and check our reading against them, which means this page is our summary of the literature rather than a document you can verify. Weigh it accordingly until the links exist.
The studies that matter
Dinsmore & Wyllie, PSD502 (Fortacin) RCTs2007-2009
Metered lidocaine-prilocaine spray increased geometric mean IELT roughly several-fold over placebo with improved control and satisfaction
Phase-III PSD502 program2009-2010
Consistent IELT prolongation supporting EU approval as Fortacin
Promescent / lidocaine-spray studies and reviews2010s
Targeted-delivery lidocaine spray prolongs latency with low rates of bothersome numbness when applied to the glans and excess wiped off