Tadalafil (International)
“If my patient asked me, ‘Doc, which one should I start with?” I’d say, ‘Let’s try Viagra first.
- In the UK, Cialis is classified as a prescription-only medication.
- Pharmacists may offer advice on generic Cialis availability.
- Online consultations can sometimes be used to obtain prescriptions.
- Verify online pharmacy credentials before purchase.
- Generic Cialis may be cheaper, but quality standards must be met.
- Foreign online sources may ship Cialis to the UK.
- Check for return policies and customer reviews before buying.
- Legal restrictions exist on importing prescription drugs.
- Always prioritize pharmacy authenticity for safety.
It’s short-acting, so you’ll get a feel for how your body responds. If you like the effect but want more flexibility, we can switch to Cialis later.’” – Anthea Nwandu, MD Both Cialis and Viagra are brand-name drugs that are available in generic form. “ED medications are very rarely covered by insurance, regardless of which one is prescribed,” says Blair Gingerich, Pharm.D., an ambulatory care pharmacist in northern Indiana. However, some plans may cover generic ED medications when an underlying health condition causes erectile dysfunction, or when the medication is taken for a different condition, such as BPH or an enlarged prostate. Without insurance, the retail costs for Cialis and Viagra can vary by pharmacy and location. The average retail price of Cialis is $437 for 30, 5 mg tablets, whereas the average Viagra cost is about $1,064 for 10, 100 mg tablets.
| Step | Description | Time Needed | Requirements |
|---|---|---|---|
| Consultation | Doctor assesses medical history | 15-30 minutes | Medical history, ED diagnosis |
| Prescription Approval | Physician issues a prescription | Immediate | Compliance with guidelines |
| Purchase at Pharmacy | Present prescription for dispensing | Immediate | Valid prescription |
| Online Purchase | Send prescription or medical info online | 1-2 days | Prescription or verified medical data |
The good news is that you can save on prescription drugs by using SingleCare coupons or your free SingleCare prescription discount card.
Further information
Alcohol: avoid “binge” amounts (≈5 units or more) around dosing to reduce hypotension risk. Don’t mix: never use with nitrates or riociguat; avoid combining with other PDE-5 inhibitors. Drug interactions: inform your clinician about α-blockers, antihypertensives, HIV protease inhibitors (e.g., ritonavir), azole antifungals, macrolides, rifampin, antiepileptics, and grapefruit products. When to seek care: chest pain, severe dizziness/syncope, vision or hearing loss, or erection lasting >4 hours require urgent evaluation. Consider switching to another PDE-5 inhibitor, adjusting to once-daily tadalafil (especially with concomitant LUTS), adding behavioral/psychosexual interventions, or moving to device- or injection-based therapies depending on preference, comorbidities, and guideline pathways.
Emerging Markets and Demographics
Evaluate and treat hypogonadism when present; testosterone therapy may augment PDE-5 response in men with confirmed deficiency. Tadalafil is an evidence-based option for ED with flexible on-demand or once-daily dosing. Safety first: strict avoidance with nitrates or riociguat; moderate alcohol; review interactions. Generics are intended to be bioequivalent; buy only from licensed, verifiable pharmacies. If initial response is suboptimal, optimize use and consider multiple attempts before deeming failure; escalate or switch according to guidelines.
Potential Growth Drivers
*Corresponding Author: BK Chakravarthy, Capic Laboratories Private Limited, Hyderabad, India. Received: February 22, 2023; Published: March 22, 2023 Publication CertificateAuthors will be provided with the Publication Certificate after their successful publication Last Date for submissionAuthors are requested to submit manuscripts on/before May 30, 2026, for the upcoming issue of 2026. Cialis and Viagra differ in how fast they start working and how long they last, with Cialis having a slower onset but longer duration. Cialis can be taken daily or on demand, while Viagra is cialis 20mg price only taken on demand. Because they contain different ingredients, Cialis and Viagra also have slightly different side effects and potential drug interactions. These are the most accurate medication prices at the time of publishing in ZIP code 23666 as of Feb.
| Product | Dosage | Quantity + Bonus | Price | |
|---|---|---|---|---|
| Cialis Generic | 10mg | 30 + 4 Pills | 63.32€ 60.30€ | |
| Cialis Generic | 5mg | 90 + 6 Pills | 115.91€ 110.39€ | |
| Cialis Generic | 40mg | 10 Pills | 37.79€ 35.99€ | |
| Cialis Generic | 40mg | 30 + 4 Pills | 74.97€ 71.40€ | |
| Cialis Professional | 20mg | 10 Pills | 48.29€ 45.99€ | |
| Cialis Generic | 5mg | 360 + 10 Pills | 268.08€ 255.31€ | |
| Cialis Super Active | 20mg | 20 + 4 Pills | 92.35€ 87.95€ | |
| Cialis Black | 80mg | 30 + 2 Pills | 89.11€ 84.87€ | |
| Cialis Generic | 5mg | 120 + 6 Pills | 132.92€ 126.59€ | |
| Cialis Soft Tabs | 20mg | 90 + 6 Pills | 216.71€ 206.39€ | |
| Cialis Professional | 20mg | 360 + 6 Pills | 807.03€ 768.60€ | |
| Cialis Black | 80mg | 10 Pills | 43.27€ 41.21€ | |
| Cialis Generic | 60mg | 270 + 10 Pills | 443.96€ 422.82€ | |
| Cialis Professional | 40mg | 180 + 4 Pills | 618.23€ 588.79€ | |
| Cialis Original | 20mg | 14 + 2 Pills | 95.75€ 91.19€ | |
| Cialis Professional | 40mg | 10 Pills | 65.09€ 61.99€ |
13, 2026.
Can you switch between Cialis and Viagra?
“Viagra’s shorter effect can make men feel rushed. Of course, Viagra is better for spontaneity because it kicks in more quickly than Cialis. Most men can feel the benefits less than 30 minutes after they take Viagra. By contrast, studies show that the effects of Cialis peak about two hours after taking it. Ultimately, the best medication for a patient should be determined only by a healthcare provider familiar with the person’s medical condition, history, and any medications they may already be taking that could interact with Cialis or Viagra, as well as the patient’s response to treatment. The listed price without insurance references the price of brand-name drugs (unless otherwise specified). The listed SingleCare price references the price of generic drugs if available.
| Age Group | Percentage of Users | Common Reasons | Typical Dosage |
|---|---|---|---|
| 50-60 years | 45% | ED related to aging | 10mg |
| 60-70 years | 35% | Chronic ED, health issues | 5-10mg |
| 30-40 years | 15% | Performance anxiety | 5-10mg |
| 70+ years | 5% | Age-related ED | 5mg |
Cialis and Viagra are both PDE5 inhibitors, so they cause similar side effects. “The most common side effects have to do with the vasodilation properties associated with PDE5 inhibitors,” Dr.
- Generic Cialis offers similar effectiveness as the brand in treating ED.
- The active ingredient, tadalafil, is the same in generic and brand-name Cialis.
- Cost savings make generic Cialis popular in the UK and worldwide.
- Insurance coverage for generic Cialis varies by provider.
- Patients should compare prices at various licensed pharmacies.
- Generic Cialis is available without a prescription in some countries.
- Always verify that the medication is genuine before purchase.
- Generic options are produced by reputable pharmaceutical companies.
- Pharmacists can provide guidance on dosage and side effects.
Gingerich says. “People taking these medications may experience flushing, headaches, or indigestion.” Common side effects of both Viagra and Cialis include: Serious side effects of Cialis and Viagra include: Consult your healthcare provider for a complete list of side effects. PDE5 inhibitors aren’t right cialis pastile for everyone. That’s why it’s essential to disclose your full medical history and medications list (prescription and over-the-counter drugs and supplements) to your healthcare provider before starting Cialis or Viagra.
Adverse effects
But as mentioned above, Cialis is also approved to treat an enlarged prostate. Both medications also have a few off-label uses. Both Viagra and Cialis are first-line treatments for ED. People taking these medications still require sexual stimulation, as the drugs do not trigger spontaneous erections. Cialis and Viagra are not treatment options for low libido or premature ejaculation.
The Testosterone Connection
Which is better for you may depend on your lifestyle and preferences, as well as your individual tolerance to the medication. A systematic review and meta-analysis comparing Viagra and Cialis found that both drugs had similar rates of effectiveness and adverse events. However, individuals on Cialis experienced more improvements in sexual confidence compared to individuals on Viagra. “When patients tell me they feel more confident on Cialis compared to Viagra, it usually comes down to psychological freedom,” Dr. Nwandu says. Specifically, Cialis and Viagra may not be safe in some people with cardiovascular conditions since the medications affect circulation.
| Aspect | Satisfaction Level | Comments | Number of Respondents |
|---|---|---|---|
| Effectiveness | 4.5/5 | Works well for most users | 1,200 |
| Price Affordability | 4/5 | Reasonable compared to brand | 950 |
| Side Effects Tolerance | 3.5/5 | Mild side effects manageable | 1,100 |
| Convenience of Purchase | 4.2/5 | Easy access in pharmacies | 1,050 |
Seek medical advice about using PDE5 inhibitors if you have high blood pressure or have had a heart attack or angina. Tadalafil and sildenafil should not be mixed with nitrates, alpha blockers, or hypertension drugs. Cialis and Viagra should also not be taken by people who are pregnant or breastfeeding. Tell your healthcare provider if you have low blood pressure or heart disease. Cialis and Viagra are both safe, effective ED medications. Choosing which is best, or whether an alternative might be better or safer, is a decision that should be made with a healthcare provider familiar with your health history, lifestyle, and other conditions you may have.
As seen in
If erectile dysfunction (ED) is putting a damper on your sex life, your healthcare provider might prescribe Viagra (sildenafil) or Cialis (tadalafil). Both of these ED medications belong to a class of drugs called phosphodiesterase type 5 enzyme (PDE-5) inhibitors, which promote blood flow to the penis. Below, we unpack the similarities and differences between Cialis versus Viagra, two of the most popular ED medications. Cialis is a brand-name prescription medication that is approved by the Food and Drug Administration (FDA) to treat ED and benign prostatic hyperplasia (BPH), also known as enlarged prostate. It is sometimes used off-label to treat lower urinary tract symptoms (LUTS) related to BPH, Raynaud’s phenomenon, and to prevent High-Altitude Pulmonary Edema (HAPE).
Effective treatments, trusted by over 500,000 men
The active ingredient in Cialis is a PDE5 inhibitor called tadalafil. Cialis lasts up to 36 hours, so it can be prescribed as a daily dose or on demand. The longer duration of action is the biggest difference between Cialis and Viagra, according to Anthea Nwandu, MD, FACP, a board-certified internist and lifestyle medicine physician in Baltimore, Maryland. She explains: “For men who feel anxious about performance, or who want intimacy to feel more spontaneous, Cialis often leads to a more natural experience.” Viagra is a brand-name prescription medication that is FDA approved to treat ED. Off-label prescriptions for Viagra are not common, but it is occasionally used off-label for secondary Raynaud phenomenon, female sexual arousal disorder, and as an adjunct therapy for altitude-induced hypoxemia.
Chemical Names
Viagra’s active ingredient, sildenafil, is a PDE5 inhibitor that widens blood vessels in the penis to improve erectile function. Viagra is taken on demand, anywhere from 30 minutes to four hours before sexual activity. It works quickly but tapers off after four hours. Dr. Nwandu says this makes Viagra an excellent option for men who want an ED medication with a shorter duration that can be taken “only when needed.” Both Cialis and Viagra are approved to treat ED. The SingleCare prices in this article are the most accurate at the time of publishing in ZIP code 23666 as of Feb. 13, 2026. Visit our coupon pages for updated Cialis and Viagra prices near you.
- Cialis should be stored at room temperature, away from moisture.
- Keep medications out of reach of children.
- Expiry dates should be checked before use.
- Do not use Cialis if it has changed color or appearance.
- Proper disposal is necessary for unused medications.
- Store in a secure container to prevent theft.
- Consult your pharmacist for proper storage advice.
- Do not share Cialis with others.
- Maintaining proper storage ensures medication potency.
Highlights of prescribing information: CIALIS (tadalafil) tablets, for oral use, Food and Drug Administration (2018) Highlights of prescribing information VIAGRA® (sildenafil citrate) tablets, for oral use, Food and Drug Administration (2017) Onset and duration of action of sildenafil for the treatment of erectile dysfunction, British Journal of Clinical Pharmacology (2002) The role of tadalafil in treated hypertensive patients with erectile dysfunction, The Journal of Clinical Hypertension (2022) Direct comparison of tadalafil with sildenafil for the treatment of erectile dysfunction: A systematic review and meta-analysis, International Journal of Urology and Nephrology (2017) Tadalafil in the treatment of erectile dysfunction, Therapeutics and Clinical Risk Management (2008) Cialis – tadalafil tablet, film coated, DailyMed (2009) Viagra – sildenafil tablet, film coated, DailyMed (2017) Medically accurate: SingleCare’s Medical Review Board analyzes all of our content to cost of cialis 40mg confirm it’s in line with current medical advice. Evidence-based: Our content is sourced from reputable U.S.-based healthcare professionals and peer-reviewed research. Trustworthy: All of SingleCare’s content goes through a multi-phase review process by our writers, editors, and Medical Board in order to provide clear and credible information.