Cialis and Tadalafil Price Comparison UK: 10mg and 20mg
Compare UK Cialis and generic tadalafil 10mg and 20mg prices by pack size, including delivery and prescription fees, with safe buying checks.
Daily tadalafil (the low dose version of Cialis you take every day) is a running cost, not a one off. A few pounds difference per pack adds up over a year, and so do the delivery and prescription fees that sit outside the headline price. We compared four UK providers on 7 October 2026, kept generic and branded in separate tables, and worked out what a real 28 day pack costs delivered. Start with the strength your clinician recommends, then compare the full cost of that exact treatment.
On 7 October 2026, among the four providers we checked, 28 generic 5mg tablets cost from £14.99 at The Care Pharmacy to £55.00 at Boots Online Doctor. That is a gap of £40 a pack, or over £500 a year, for the same licensed medicine.
Delivered, the picture holds. Our 5mg pack is £18.98 with standard delivery. Dr Fox’s is £21.90 once its prescription fee and delivery are added. Asda and Boots include delivery but start from £50 and £55.
On branded Cialis Daily we are cheapest for 5mg at £59.99. For 2.5mg, Dr Fox lists £65.49 against our £69.99, so we are not the cheapest on every variant and we say so below.
This is a dated sample of four providers, not a claim to have checked every UK pharmacy. Discount codes, loyalty points and subscription reductions are excluded. A lower price does not tell you which treatment or service is right for you.
All prices are for 28 tablets, medicine only, before delivery or prescription fees. The two strengths are two different prescriptions. Read the column your clinician has chosen for you.
| Provider | 2.5mg | 5mg |
|---|---|---|
| The Care Pharmacy | £17.99 | £14.99 |
| Dr Fox | £18.00 | £17.00 |
| Asda Online Doctor | £45.00 | £50.00 |
| Boots Online Doctor | £48.00 | £55.00 |
Two price bands again. The Care Pharmacy and Dr Fox are within pence on 2.5mg and £2 apart on 5mg. Asda and Boots charge roughly three times as much. Note that our 2.5mg is dearer than our 5mg. That is a supply chain quirk, not a reason to pick 5mg. Your prescriber chooses the strength.
Be careful with “from” prices on provider websites. Some list daily and on demand tablets together, so the cheapest figure shown may be a four tablet pack of a completely different strength. Where a provider showed a price without a strength, we left it out rather than guess.
Cialis Daily is tadalafil, but the branded pack costs roughly four times the generic, so it gets its own table. Putting the cheapest generic next to the dearest brand would produce a ranking that means nothing.
| Provider | 2.5mg | 5mg |
|---|---|---|
| The Care Pharmacy | £69.99 | £59.99 |
| Dr Fox | £65.49 | £66.59 |
| Boots Online Doctor | £73.00 | £73.00 |
On branded 5mg we are cheapest by £6.60 before fees, and these packs clear our free delivery threshold. On branded 2.5mg, Dr Fox is £4.50 cheaper than us on the medicine. Add its £4.00 prescription fee and £2.90 delivery and the delivered totals are £72.39 at Dr Fox and £69.99 with us, but the honest headline is that Dr Fox lists the lower price.
If you want the brand, that is the comparison. If you are open to the generic, which is the same medicine at the same strength, you save around £45 a pack with us. Our generic tadalafil vs Cialis guide explains what does and does not differ.
One generic 5mg pack, standard delivery, no discounts:
| Provider | Medicine | Separate charges | Delivered total |
|---|---|---|---|
| The Care Pharmacy | £14.99 | £3.99 delivery | £18.98 |
| Dr Fox | £17.00 | £2.00 prescription fee plus £2.90 delivery | £21.90 |
| Asda Online Doctor | £50.00 | Free delivery advertised | £50.00 |
| Boots Online Doctor | £55.00 | Standard delivery generally free | £55.00 |
None of the four showed a separate consultation fee. Boots advertises free delivery on almost all services with some exceptions, so confirm your option. Our delivery policy lists Royal Mail Tracked 24 at £3.99, free on orders over £40, with premium options extra. Delivery times run from dispatch, not from the moment you submit a consultation.
Daily treatment is where pack size genuinely matters, because you know exactly how long a pack lasts: one tablet a day, 28 tablets, 28 days. Thirteen packs is 364 days. Our generic 5mg comes in three sizes:
| Pack | Medicine | With standard delivery | Per day, delivered |
|---|---|---|---|
| 28 tablets | £14.99 | £18.98 | 68p |
| 56 tablets | £27.99 | £31.98 | 57p |
| 84 tablets | £39.99 | £43.98 | 52p |
The 84 tablet pack sits a penny under the free delivery threshold, which is irritating but honest. Branded 5mg packs are £59.99, £114.99 and £164.99 for 28, 56 and 84 tablets, all with free standard delivery.
Over a year, 13 of our 28 tablet generic 5mg packs delivered come to £246.74. Thirteen of Boots’ come to £715. Same medicine. That is the real size of the gap on a daily regimen.
Two cautions. Only buy a quantity your prescriber considers appropriate, especially if treatment is new, changing or causing side effects. And never add an unwanted product to your basket just to clear a delivery threshold.

Daily treatment is exactly what subscriptions are built for, so you will see a lot of them. A first order code tells you nothing about order two. Before you sign up to anything, check:
Keep a copy of the quote and terms. Our tables assume no subscription discount, because not every reader can get one.
Think about help between orders. A daily prescription may need a conversation about response or side effects, not just another payment. Ask who handles that. Convenient delivery is only worth having if you can still reach a clinician when something changes.
If you are switching provider, tell the new one your strength, how long you have been on it, how it has worked and any side effects. A fresh assessment may be needed. And if money is getting tight, say so before you run out. Your prescriber can discuss alternatives. Stretching a pack by skipping days is not a treatment plan.
Daily tadalafil and on demand tadalafil are different plans. The Cialis prescribing information describes a 5mg daily regimen for suitable patients, reduced to 2.5mg depending on how it is tolerated. Your prescriber decides whether daily treatment fits you. Do not pick the cheaper strength yourself, and do not split 10mg or 20mg tablets to build your own daily plan.
Never take tadalafil with nitrates (GTN sprays or tablets for angina), with recreational nitrites known as poppers, or with riociguat. Do not add another erectile dysfunction medicine without advice. Tell your clinician about heart problems, blood pressure changes, kidney or liver disease, serious eye problems and every medicine you take.
The NHS tadalafil guidance covers missed doses and side effects. Never double up after a missed day. If headaches, indigestion or back pain bother you, ask for a review rather than trying a different brand.
Check the dispensing pharmacy on the GPhC register and make sure there is a clear way to reach the clinical team. The MHRA has seized millions of illegal erectile dysfunction pills and warns against sellers on social media and messaging apps. A price far below the generic figures here is a warning sign, not a bargain.
Call 999 for chest pain or a severe allergic reaction, and tell them when you took tadalafil. Do not take a nitrate for chest pain unless the treating clinician directs it. Get urgent help for an erection lasting four hours or more, or sudden loss of sight or hearing. The Cialis patient leaflet explains these warnings.
The Care Pharmacy, at £14.99 for 28 generic 5mg tablets and £17.99 for 2.5mg, medicine only. Delivered, the 5mg pack is £18.98 against £21.90 at Dr Fox, £50 at Asda and £55 at Boots. For branded Cialis Daily 2.5mg, Dr Fox lists the lower medicine price.
At our generic 5mg price, 13 packs of 28 delivered come to about £247 a year, or around £182 if you buy 84 tablet packs. At Boots the same year is £715. Buy only the quantity your prescriber agrees.
Cialis is the original brand. Generic tadalafil is made by other licensed manufacturers to the same standard, and competition has pushed its price down to a fraction of the brand. Same medicine, same strength, different box.
No. A licensed generic of the same strength contains the same amount of tadalafil. Match the product, strength and quantity, and buy from a registered pharmacy. Ask about inactive ingredients if you have an allergy.
Yes, as long as you work out cost per day rather than treating both as “a month”. 30 tablets is 30 days, 28 is 28.
Tell the new provider your strength, other medicines and any side effects. They may need their own assessment. A previous prescription does not guarantee supply elsewhere.
Start a consultation with The Care Pharmacy. Tell us about your symptoms, your medicines, anything you have tried and what you can afford. Our prescriber will confirm whether daily treatment suits you and which strength, so the price you pay is for the right medicine. Prescription treatment is never guaranteed.
Mohammed Ismail Lakhi MPharm
Superintendent Pharmacist at The Care Pharmacy
GPhC Registration Number: 2072815
The Care Pharmacy is led by Superintendent Pharmacist Mohammed Ismail Lakhi MPharm. The pharmacy assesses individual suitability before prescribing or supplying prescription treatment. Your own clinician can explain how general guidance applies to your health, medicines and treatment plan.
Last reviewed: 7 October 2026
Medically reviewed by
Superintendent Pharmacist
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