Alprostadil (generic for Edex, Viridal Duo, Caverject Dual Chamber, Caverject Impulse and Caverject Vial Kit)
Alprostadil is a prostaglandin analog medication used to treat erectile dysfunction in males and maintain ductus arteriosus patency in newborns with congenital heart diseases before surgery. It works by increasing blood flow to the penis and keeping the ductus arteriosus open.
Below is a table comparing the different alprostadil products:
Product name | Region(s) Available | Formulation | Key Features |
United Kingdom | Dual chamber cartridge in a single use injection device | Easy to use, premeasured doses, sterile | |
New Zealand | Dual chamber cartridge in a single use injection device | Easy to use, premeasured doses, sterile | |
Canada & United Kingdom | Vial with separate syringe injector | Requires mixing of diluent with powder, offers flexibility in dosing but is not as convenient | |
United Kingdom | Reusable injection device with cartridges | Ready to use, sterile
| |
USA | Reusable injection device with cartridges | Ready to use, sterile |
Author: Daniel Valera Property of Jason’s Canada Drugstore
Note: All products are administered through Intracavernosal injection (an injection into the base of the penis).
Product name | Dual chamber cartridge in a single use injection device | Reusable Injector Device | Individual Cartridges for Device | Vial to be used with a syringe |
✅ | ❌ | ❌ | ❌ | |
✅ | ❌ | ❌ | ❌ | |
❌ | ❌ | ❌ | ✅ | |
❌ | ✅ | ✅ | ❌ | |
❌ | ✅ | ✅ | ❌ |
Author: Jason P. Property of Jason’s Canada Drugstore
This table should help consumers compare the different Alprostadil products based on their needs and preferences.
Advantages of injectable Erectile Dysfunction (ED) medications
High Efficacy
Injectable ED medications have a high success rate in producing erections suitable for sexual intercourse.
Rapid Onset
These medications typically work within 5 to 20 minutes after injection, providing a quick solution for ED.
Direct Application
Since the medication is injected directly into the penis, it often works more effectively and faster than oral medications.
Option for non-responders
Injectable medications can be a viable option for men who do not respond well to oral ED treatments.
Customizable Dosing
The dosage can be adjusted to meet individual needs, providing more control over the strength and duration of the erection.
Below is a brief description of each variant:
Caverject dual chamber, Caverject Impulse (alprostadil)
Caverject dual chamber and Caverject Impulse (alprostadil) are indicated for the symptomatic treatment of erectile dysfunction in adult males, administered through Intracavernosal injection.
Manufacturer
Caverject Dual Chamber and Caverject Impulse are manufactured by Pfizer Inc.
Strengths
Both are available in 10 mcg and 20 mcg strengths. The alprostadil comes as a sterile, freeze-dried powder for reconstitution in a prefilled, dual chamber glass cartridge. The front chamber contains alprostadil, and the rear chamber contains sterile bacteriostatic water.
Caverject Dual Chamber and Caverject Impulse
Both use the same delivery system. They both use a dual chamber glass cartridge contained in a single-use, disposable injection delivery device.
Frequently asked questions (FAQs)
How do Caverject dual chamber and Caverject Impulse work?
Caverject Dual Chamber and Caverject Impulse work by relaxing the blood vessels and muscles in the penis, increasing blood flow to help achieve and maintain an erection.
How do I use Caverject dual chamber and Caverject Impulse?
The medication is administered via intracavernosal injection. The dual chamber cartridgecontained in the single use delivery injection device makes it easier to mix and administer the dose.
Are there any side effects of using Caverject dual chamber and Caverject Impulse?
Common side effects include mild to moderate pain at the injection site, penile pain, and sometimes prolonged erection (priapism).
What should I do if I experience a prolonged erection?
If you experience an erection lasting more than 4 hours (priapism), seek immediate medical attention to avoid further discomfort.
Can I reuse the syringe and needle?
No, the syringe/injection device and needle are designed for single use only. Dispose of them properly after use.
Caverject vial kit (alprostadil)
Caverject vial kit (alprostadil) offers dosing flexibility but requires the user to mix the solution before injection, it includes a vial of alprostadil powder, a diluent (sterile water or bacteriostatic water), and a syringe and needles for mixing and for administration.
Manufacturer
Caverject vial kit is manufactured by Pfizer Inc.
Strengths
Caverject vial kit is available in single dose vials containing 10 mcg or 20 mcg of alprostadil.
Frequently asked questions (FAQs)
How does the Caverject vial kit work?
Alprostadil, the active ingredient, works by relaxing blood vessels and muscles in the penis, increasing blood flow to help achieve and maintain an erection.
How do I prepare the Caverject vial kit for injection?
Reconstitute the alprostadil powder by mixing it with the provided sterile water or bacteriostatic water. Draw up the solution at the appropriate dose into the syringe for injection.
Can I reuse the syringe and needle?
Same with the Caverject impulse and dual chamber. No, the syringe and needle are designed for single use only. Dispose of them properly after use.
Viridal duo starter pack (alprostadil)
Viridal Duo Starter Pack (alprostadil) is another treatment for erectile dysfunction that includes individual cartridges with two chambers containing alprostadil and the diluent (sterile saline), a reusable injector device, and other necessary components for administration.
Manufacturer
Viridal Duo starter pack is manufactured by Advanz Pharma.
Strengths
Viridal Duo starter pack is available in 10 mcg, 20 mcg, and 40 mcg.
Frequently asked questions (FAQs)
Are there any side effects?
Common side effects include mild to moderate pain at the injection site, penile pain, and sometimes prolonged erection (priapism).
Can I reuse the injector device?
The injector device in the Viridal Duo Starter Pack is typically designed for multiple uses, but needles and cartridges should not be reused.
How quickly does Viridal Duo starter pack take effect?
The medication typically takes effect within 5 to 20 minutes after injection, though this can vary between individuals.
How long does the effect last?
The effect of the medication usually lasts for about 1 hour, but this can vary depending on the individual.
Edex (alprostadil)
Edex is a sterile, pyrogen free powder containing alprostadil, which is another treatment for erectile dysfunction that is easy to use and comes in dual chamber cartridges with a reusable injection device.
Manufacturer
Edex is manufactured by Endo Pharmaceuticals.
Strengths
The Edex (alprostadil) cartridges are supplied in three strengths: 10 mcg, 20 mcg and 40 mcg How long does it take for Edex to start working?
Edex typically starts working within 5 to 20 minutes after injection, and the effects can last for up to one hour.
Frequently asked questions (FAQs)
How often can I use Edex?
Edex should not be used more than three times a week, with at least 24 hours between doses.
Are there any drug interactions with Edex?
Edex may interact with certain medications, including blood thinners and medications for high blood pressure.
Is Edex safe for all men with erectile dysfunction?
Edex may not be suitable for all men, especially those with certain medical conditions or risk factors.
Can I use Edex with other ED treatments?
You should not use Edex in combination with other ED treatments unless advised by your healthcare provider. Mixing treatments can increase the risk of side effects.
Are there any alternatives to Edex for treating erectile dysfunction aside from injections?
Yes, there are several alternatives, including oral medications (like Viagra, Cialis), vacuum erection devices, and penile implants.
For inquiries about prescription medications, contact our team at Jason’s CanadaDrugstore.com by calling 1-800-226 3784 (CAN-DRUG) for assistance from our patient representatives or a licensed Canadian pharmacist.
This article provides medical information to help understand a condition or treatment plan but is not a diagnosis or treatment recommendation. Contact your doctor if you have concerns or symptoms. In case of emergency, call 911.
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