The Catalog, Decoded
Dapoxetine, Explained
It shows up in half the combination products in this catalog and it isn't a PDE5 inhibitor at all. Here's what it actually is.
Sildenafil, tadalafil, vardenafil, and avanafil are all PDE5 inhibitors — different molecules, same drug class, same general job. Dapoxetine is something else entirely, and it's worth understanding on its own rather than assuming it's just "extra strength."
What dapoxetine actually is
Dapoxetine is a short-acting SSRI — a selective serotonin reuptake inhibitor, the same broad drug class as many antidepressants, but formulated and marketed specifically for premature ejaculation rather than depression. It's not approved by the FDA for any use in the United States, which is part of why it's unfamiliar to a lot of American readers despite being commonly available in international generic catalogs.
| PDE5 Inhibitors (sildenafil, etc.) | Dapoxetine | |
|---|---|---|
| Drug class | PDE5 inhibitor | SSRI |
| Treats | Erectile function | Premature ejaculation |
| Mechanism | Blood flow | Serotonin reuptake |
Why it's paired with sildenafil or tadalafil
Erectile difficulty and premature ejaculation are separate conditions, but they frequently show up together, which is the entire rationale for combination products like Sildatron D. The pairing is a convenience for people who have both concerns — it's not a stronger version of either drug, and it's not useful for premature ejaculation alone without also taking a PDE5 inhibitor, since the combination products bundle the two rather than selling dapoxetine on its own.
Worth knowing before you order any dapoxetine combination product: because it's an SSRI, dapoxetine can interact seriously with other SSRIs, MAOIs, and other serotonergic medications — a risk category separate from the PDE5 inhibitor's nitrate warning. If you're on any other prescription medication, especially anything for mood or anxiety, talk to a doctor or pharmacist before combining it with dapoxetine. This also extends to recreational substances — see our full breakdown of the serotonin syndrome research, including the MDMA interaction specifically.
Where to see it in the catalog
Two combination formulations in the catalog pair dapoxetine with a PDE5 inhibitor — sildenafil+dapoxetine and tadalafil+dapoxetine. If you're weighing whether a combination product is the right call for you versus a single-ingredient one, see who the combination is actually for.
Sildenafil + Dapoxetine and Tadalafil + Dapoxetine listings