Erectile Dysfunction

Order erectile dysfunction treatment with free, discrete and contactless home delivery.

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Prices from £9.95

Not sure? Ask one of our doctors to recommend a treatment

Simply fill in a brief questionnaire. One of our doctors will review your order and prescribe a suitable treatment. How to Order

Erectile dysfunction is a common condition affecting many men. In order to buy an erectile dysfunction treatment you need a prescription. Zava offers a convenient service which allows you to obtain a prescription and order your medication online.

To place an order, fill in our brief questionnaire. You can choose a preferred treatment, such as Viagra, Sildenafil (Generic Viagra), Cialis, Levitra or Spedra. Our online doctor will review your information and approve an appropriate treatment.

Prescription and delivery are included.

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Erectile Dysfunction


Active ingredient


How long it takes to work

Usually works within thirty minutes

How long it lasts

Normally about 4 hours (but up to 8 hours).

Advantages and disadvantages

Reported to be the most effective of the three drugs, but also reported to have the most side effects of the three drugs.


Active ingredient


How long it takes to work

Cialis usually works in fifteen to thirty minutes, so it is slightly faster than Viagra and Levitra.

How long it lasts

Up to thirty six hours.

Advantages and disadvantages

Although it lasts for up to 36 hours, the dosage can be repeated the following day, but you should discuss this with your doctor first.


Active ingredient


How long it takes to work

Usually works within just over half an hour.

How long it lasts

Normally about 5 hours (but up to 8 hours).

Advantages and disadvantages

Reported to be the most suitable of the three drugs for diabetics. Fewest side effects out of the three drugs.

Side effects

Possible side effects when taking an erectile dysfunction medication include pain in your back/muscles/head, migraines, getting flushed/going red, indigestion, feeling and or being sick, getting a blocked or runny nose and vision disturbances.


Erectile dysfunction medications may not be suitable for you if you have been told not to have sex, not to engage in sexual activity/actions that widen your blood vessels, have low blood pressure (hypotension), have recently had a stroke, have unstable angina, have had a heart attack or have a history of non-arteritic anterior ischaemic optic neuropathy. Men with cardiovascular disease/anatomical issue with their penis/priapism/taking long-lasting alpha-blockers should use with caution and discuss with a doctor first. Do not mix with drugs/medications containing nitrates.

Medically reviewed by:
Dr Nicholas Antonakopoulos

Dr Nicholas Antonakopoulos graduated from the University of London in 2006. He did his postgraduate training in hospitals in the London area, and he trained for four years in Trauma and Orthopaedic Surgery before completing his training in General practice in 2015.

Meet our doctors

Last reviewed: 26 Feb 2019

Order erectile dysfunction treatment

Customer reviews
trustpilot-ratings-4-halfstar (41)
trustpilot-ratings-5-star by , 18 Aug 2020
Product is excellent. Service is excellent. Delivery time is excellent. Overall excellent.
trustpilot-ratings-5-star by , 16 Aug 2020
Thank you 🙏 for fantastic service and great products .
trustpilot-ratings-5-star by , 26 Jul 2020
Perfect shopping experience from start to finish. Having confidence in both the service provided and the products on offer make life so much easier
trustpilot-ratings-5-star by , 09 Jul 2020
Works every time feel like 18 again.
trustpilot-ratings-5-star by , 06 Jul 2020
Works most of the time, sometimes less than others but I feel I still put myself under to much pressure to perform

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