Cialis Prescription: What It Actually Involves
Getting a Cialis prescription online in the UK usually means completing a medical assessment that is reviewed by a UK-registered prescriber, who authorises treatment directly with the dispensing pharmacy rather than handing you a paper prescription to use yourself. For adults in the UK comparing online pharmacy services, or trying to understand how to get a Cialis prescription before ordering, that difference affects what you receive, how the cost is presented, how long a prescription remains valid, and what happens next.
This page explains what a Cialis prescription means in an online prescribing service, how the assessment and approval process works, whether prescription costs are separate from the medicine price or included, when repeat prescriptions may be possible, and the differences between branded Cialis, generic tadalafil and Cialis Together.
Key things to know
- Cialis requires a genuine prescriber assessment and authorisation before it can be supplied
- In the online pharmacy model, this authorisation typically goes directly to the dispensing pharmacy, so you do not usually receive a separate physical prescription to take elsewhere
- Prescription cost for an online service usually bundles the assessment, medicine, dispensing and delivery into one figure, rather than separate fees
- A prescription authorisation is generally valid for a defined period, not indefinitely
- Cialis Together, the pharmacy-available version, works through a different, shorter process, not a full prescription in the same sense
What "Having a Prescription" Actually Means
A prescription is a prescriber's formal decision that a specific medicine, at a specific dose, is appropriate for you, based on your assessment.
For Cialis, that decision follows an online consultation covering your symptoms, medical history, general health and current medicines. Cialis contains the active ingredient tadalafil, which works by increasing blood flow during sexual stimulation to help treat erectile dysfunction.
The prescriber must check for unsafe interactions, including whether you take nitrates, because that combination can cause a dangerous drop in blood pressure. Some people may need further review, since erectile dysfunction can sometimes be linked to heart disease.
A dedicated guide covers the fuller assessment and buying process if you want that context.
Do You Receive a Physical Prescription Document?
Usually not, and this is worth clarifying, since it differs from the traditional model.
If you are used to a GP visit resulting in a paper prescription you take to a separate pharmacy, the online route generally works differently. The prescriber's authorisation goes directly to the dispensing pharmacy electronically, rather than being handed to you as a document to take elsewhere.
You are not missing a step. This is simply how the process is structured when the prescribing and dispensing happen through the same service.
What Is Included in the Prescription Cost?
When an online pharmacy quotes a price, that figure typically bundles several things together: the clinical assessment, the medicine, dispensing and delivery, rather than being separate line-item fees.
It can also vary depending on whether you are prescribed branded Cialis, originally developed by Eli Lilly, or generic tadalafil, which contains the same active ingredient and is usually the lower-cost option.
A dedicated guide breaks down what genuinely determines cost, and why it cannot be shown before assessment, in more depth than summarised here.
How Long Is a Prescription Valid For?
A prescriber's authorisation is generally valid for a defined period rather than indefinitely, though the exact timeframe can vary by pharmacy and circumstance.
If you need an ongoing supply beyond that window, this is handled through a repeat request or review, rather than the original authorisation simply continuing without any check.

Repeat Prescriptions
If you have been assessed as suitable for Cialis previously, a repeat request is generally more streamlined than your first assessment.
A genuine pharmacy will still periodically check in on your health and any changes to your medicines, rather than continuing to dispense indefinitely without review.
Cialis, Generic Tadalafil and Cialis Together
It is worth knowing the difference between Cialis and Cialis Together, because they follow different assessment and supply routes.
Cialis itself requires a full prescriber assessment and authorisation, the process covered above.
Cialis Together is a separate, fixed-dose product. It contains the same active ingredient but is limited to one strength, and is available directly from a pharmacy following a shorter consultation guided by a pharmacist, since it has been reclassified to a category that does not require the same full prescription process.
That pharmacy route covers the 10mg product only. The prescription strengths remain 2.5mg, 5mg, 10mg and 20mg, with 20mg the highest on-demand strength available after a full assessment.
What If You Want a Record of Your Prescription?
If you would like documentation of your prescription for your own records, it is reasonable to ask the pharmacy directly whether this is available, since practices vary between providers.
This is not the same as the traditional paper prescription used to authorise dispensing. It is simply a record you can keep, separate from how the authorisation itself is processed.
Does This Apply to Both Cialis Products?
Yes. Both the as-needed and once-daily versions go through the same prescription process: an assessment resulting in a prescriber's authorisation, which is then acted on directly by the dispensing pharmacy.
Which product and dose you are prescribed is determined during that assessment. Prescription Cialis is available in four strengths: 2.5mg and 5mg for a daily dose, and 10mg and 20mg for as-needed use.
The lower dose daily option is intended for regular use, while a higher dose may be considered for on-demand treatment depending on response and suitability. For first-time as-needed treatment, the recommended starting dose is 10mg.
You should take Cialis exactly as prescribed rather than changing between strengths on your own.