Tadalafil and Meloxicam: Can You Take Them Together?
Learn about the interaction, what your prescriber checks, and how to use both medicines safely.
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Tadalafil and Meloxicam: Understanding the Interaction
Published: 23 October 2026
Many men taking tadalafil and meloxicam together wonder whether the combination is safe. The good news is that no major interaction is commonly reported between tadalafil (a medicine for erectile dysfunction) and meloxicam (a non-steroidal anti-inflammatory drug, or NSAID, used for pain and inflammation). However, both medicines can affect your cardiovascular system, so your prescriber will always review your full medical history and current medicines during a consultation to ensure the combination is suitable for you.
Key takeaways
- No major interaction is commonly reported between tadalafil and meloxicam
- Your prescriber checks cardiovascular health and all current medicines before approving tadalafil
- Never take tadalafil with nitrates, nicorandil, riociguat, or poppers
- Seek urgent help for erections lasting over four hours or sudden vision or hearing loss
- Cured Pharmacy offers safe, confidential ED treatment after a UK prescriber consultation
What is tadalafil and how does it work?
Tadalafil is a prescription medicine licensed in the UK to treat erectile dysfunction (ED) [1][4]. It belongs to a group of medicines called phosphodiesterase type 5 (PDE5) inhibitors, which work by relaxing blood vessels in the penis, allowing increased blood flow when you are sexually aroused. Tadalafil does not cause an erection on its own—sexual stimulation is still needed.
Tadalafil is available in two forms: on-demand tablets (10 mg or 20 mg) taken at least 30 minutes before sexual activity, with effects lasting up to 36 hours, and daily low-dose tablets (2.5 mg or 5 mg) taken once a day [4]. The branded version is known as Cialis, but generic tadalafil is widely available and works in exactly the same way.
Common side effects include headache, indigestion, back pain, muscle aches, flushing, and nasal congestion [4]. Most side effects are mild and temporary. Tadalafil is not suitable for everyone, particularly men taking nitrates, nicorandil, riociguat, or those with certain heart conditions [4].
What is meloxicam and why is it prescribed?
Meloxicam is a non-steroidal anti-inflammatory drug (NSAID) prescribed to relieve pain and reduce inflammation in conditions such as osteoarthritis, rheumatoid arthritis, and ankylosing spondylitis. It works by blocking enzymes called cyclooxygenases (COX-1 and COX-2), which produce prostaglandins—chemicals that cause pain, inflammation, and fever.
Meloxicam is usually taken once daily as a 7.5 mg or 15 mg tablet, often with or after food to reduce the risk of stomach upset. Like all NSAIDs, meloxicam can increase the risk of cardiovascular events (such as heart attack or stroke) and gastrointestinal problems (including ulcers and bleeding), especially with long-term use or in people with existing heart or stomach conditions.
Your doctor will prescribe the lowest effective dose for the shortest time necessary. If you have high blood pressure, heart disease, kidney problems, or a history of stomach ulcers, your prescriber will carefully weigh the benefits and risks before recommending meloxicam.
At a glance
Is there an interaction between tadalafil and meloxicam?
No major interaction is commonly reported between tadalafil and meloxicam. The two medicines work through different mechanisms: tadalafil affects blood flow to the penis by inhibiting PDE5, while meloxicam reduces inflammation by blocking COX enzymes. They do not directly interfere with each other's metabolism or action.
However, both medicines can have cardiovascular effects. Tadalafil can cause a small drop in blood pressure, particularly when you stand up [4]. NSAIDs like meloxicam can sometimes raise blood pressure, cause fluid retention, or worsen heart failure in susceptible individuals. If you have existing heart disease, high blood pressure, or are taking other blood-pressure medicines, your prescriber will assess whether the combination is appropriate for you.
During your online consultation at Cured Pharmacy, the prescriber will review your full medical history, current medicines (including over-the-counter and herbal products), and any cardiovascular risk factors. This ensures that tadalafil is safe and suitable alongside meloxicam and any other treatments you are taking.
What your prescriber checks before approving tadalafil
Your prescriber will ask about your heart health, blood pressure, and any history of stroke, heart attack, or angina. They will check whether you are taking nitrates, nicorandil, riociguat, alpha-blockers, or other medicines that could interact with tadalafil [4]. If you are on meloxicam or another NSAID, they will consider your cardiovascular risk and whether any dose adjustments or additional monitoring are needed.
You will also be asked about kidney and liver function, as both tadalafil and meloxicam are processed by these organs. If you have severe kidney or liver impairment, lower doses or alternative treatments may be recommended. The consultation is designed to ensure that every prescription is safe, personalised, and clinically appropriate.
Practical advice for taking tadalafil and meloxicam together
If your prescriber approves tadalafil while you are taking meloxicam, follow the dosing instructions for each medicine carefully. Take tadalafil on-demand tablets at least 30 minutes before sexual activity, or take daily tadalafil at the same time each day [4]. Take meloxicam once daily with or after food, as directed by your doctor.
Monitor for any new or worsening symptoms, such as dizziness, light-headedness (especially when standing), chest pain, shortness of breath, or swelling in your legs. These could indicate a cardiovascular issue that needs medical review. If you experience an erection lasting more than four hours (priapism), sudden vision or hearing loss, or chest pain during sex, seek urgent medical help [4].
Avoid heavy alcohol, as it can worsen erectile dysfunction, increase the risk of side effects from both medicines, and add to blood-pressure-lowering effects [1][4]. Do not take grapefruit juice with tadalafil, as it can raise tadalafil levels in your blood. Always inform your GP, pharmacist, or prescriber about all medicines you are taking, including over-the-counter painkillers, vitamins, and herbal supplements.
Always declare all medicines
During your consultation, list every medicine you take—including over-the-counter painkillers like meloxicam, ibuprofen, or aspirin—so your prescriber can check for interactions and ensure tadalafil is safe for you.
Other medicines that interact with tadalafil
Tadalafil must never be taken with nitrates (such as GTN spray, isosorbide mononitrate, or isosorbide dinitrate), nicorandil, riociguat, or recreational drugs called 'poppers' (amyl or alkyl nitrites) [4]. This combination can cause a dangerous, potentially life-threatening drop in blood pressure. Do not take tadalafil with another PDE5 inhibitor (such as sildenafil, vardenafil, or avanafil) at the same time.
Alpha-blockers (used for prostate or blood-pressure problems, such as doxazosin, tamsulosin, or alfuzosin) can increase the risk of dizziness and low blood pressure when combined with tadalafil [4]. If you take an alpha-blocker, you should be stable on it before starting tadalafil, and your prescriber will usually recommend the lowest dose of tadalafil initially.
Potent CYP3A4 inhibitors—including ritonavir, cobicistat (found in some HIV medicines), Paxlovid, ketoconazole, itraconazole, and clarithromycin—can raise tadalafil levels in your blood, increasing the risk of side effects [4]. Your prescriber may reduce your tadalafil dose or advise against the combination. CYP3A4 inducers (such as rifampicin, carbamazepine, phenytoin, and St John's wort) can make tadalafil less effective.
Blood-pressure medicines and tadalafil
Tadalafil can add to the blood-pressure-lowering effect of other antihypertensive medicines, such as ACE inhibitors, angiotensin receptor blockers (ARBs), calcium-channel blockers, and diuretics [4]. This is usually manageable, but it is essential to declare all blood-pressure medicines during your consultation so your prescriber can assess the overall risk and advise you on monitoring for dizziness or light-headedness.
If you experience persistent dizziness, fainting, or a significant drop in blood pressure, contact your GP or prescriber. Do not stop or change your blood-pressure medicine without medical advice, as this could worsen your cardiovascular health.
How to get tadalafil safely online from Cured Pharmacy
Cured Pharmacy is a GPhC-registered online pharmacy (GPhC 9012511) offering a convenient, confidential service for erectile dysfunction treatment. All prescriptions are issued following an online consultation reviewed by a UK-registered prescriber, ensuring that tadalafil (or another ED medicine) is safe and suitable for you, including when you are taking meloxicam or other medicines.
We stock a range of ED treatments, including generic tadalafil from £7.95 (£6.36 with first-order code Ednew), Tadalafil 20 mg (Teva) at £9.99 (£7.99 with code Ednew), Avarante (tadalafil) 10 mg at £11.49 (£9.19 with code Ednew), and branded Cialis at £12.00 (£9.60 with code Ednew). We also offer sildenafil, vardenafil, and avanafil if tadalafil is not suitable for you.
Complete the short online questionnaire, and a prescriber will review your answers, medical history, and current medicines (including meloxicam). If approved, your medicine is dispensed by our pharmacists and delivered discreetly to your door. If tadalafil is not appropriate, the prescriber will explain why and may suggest an alternative. If you have new or worsening erectile dysfunction, we encourage you to see your GP, as ED can be an early sign of heart disease or diabetes [1][2].
Why choose Cured Pharmacy for ED treatment?
Cured Pharmacy combines clinical safety with convenience. Every prescription is reviewed by a UK prescriber, and our pharmacists are available to answer questions about your treatment. We offer genuine, licensed medicines at transparent prices, with fast, discreet delivery across the UK.
Our service is designed to be straightforward and non-judgemental. Erectile dysfunction is common—affecting around half of men aged 40–70 to some degree [10]—and highly treatable. Whether you are taking meloxicam, other long-term medicines, or have complex health needs, our prescribers will ensure your treatment is safe, effective, and tailored to you.
When to get urgent help
- Erection lasting more than four hours (priapism)
- Sudden loss of vision or hearing
- Chest pain during sexual activity
- Severe dizziness, fainting, or difficulty breathing
- Signs of allergic reaction: rash, swelling of face or throat, difficulty swallowing
Call 999 or go to A&E in an emergency, or contact NHS 111 for urgent advice.
Scientific References
- NHS. (n.d.). Erectile dysfunction (impotence). NHS website. https://www.nhs.uk/conditions/erection-problems-erectile-dysfunction/ [accessed 23 October 2026]
- National Institute for Health and Care Excellence. (n.d.). Erectile dysfunction. Clinical Knowledge Summaries. https://cks.nice.org.uk/topics/erectile-dysfunction/ [accessed 23 October 2026]
- Joint Formulary Committee. (n.d.). Tadalafil. British National Formulary. NICE. https://bnf.nice.org.uk/drugs/tadalafil/ [accessed 23 October 2026]
- Feldman, H. A., Goldstein, I., Hatzichristou, D. G., Krane, R. J., & McKinlay, J. B. (1994). Impotence and its medical and psychosocial correlates: Results of the Massachusetts Male Aging Study. Journal of Urology, 151(1), 54–61. https://pubmed.ncbi.nlm.nih.gov/8254833/ [accessed 23 October 2026]
Information on this page is for educational purposes only and is not medical advice. Prescription treatments require clinical assessment by a UK-registered prescriber. Always consult a qualified healthcare professional before starting or changing any medication.
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Common Questions
Can't find your answer? Our UK pharmacists review every consultation and can help.
Can I take tadalafil and meloxicam at the same time?
Yes, no major interaction is commonly reported between tadalafil and meloxicam. Your prescriber will review your cardiovascular health and other medicines to ensure the combination is safe for you.
Does meloxicam affect how tadalafil works?
Meloxicam does not directly interfere with tadalafil's action. However, NSAIDs like meloxicam can affect blood pressure and heart health, so your prescriber will assess your overall cardiovascular risk.
Can I take ibuprofen or other NSAIDs with tadalafil?
Yes, no major interaction is commonly reported between tadalafil and NSAIDs such as ibuprofen or naproxen. Always declare all medicines, including over-the-counter painkillers, during your consultation.
What should I avoid when taking tadalafil?
Never take tadalafil with nitrates, nicorandil, riociguat, poppers, or another PDE5 inhibitor, as this can cause a dangerous drop in blood pressure. Avoid heavy alcohol and grapefruit juice.
How long does tadalafil last?
On-demand tadalafil (10 mg or 20 mg) can last up to 36 hours, allowing flexibility in timing sexual activity. Daily tadalafil (2.5 mg or 5 mg) is taken once a day for continuous effect.
Can I take paracetamol with tadalafil?
Yes, paracetamol does not interact with tadalafil and is safe to use for pain relief alongside ED treatment.
What are the warning signs I should watch for when taking tadalafil?
Seek urgent help if you experience an erection lasting more than four hours, sudden vision or hearing loss, chest pain during sex, or severe dizziness. Contact your GP if you have persistent side effects.
Do I need a prescription for tadalafil?
Yes, tadalafil is a prescription-only medicine in the UK. At Cured Pharmacy, a UK-registered prescriber reviews your online consultation before issuing a prescription, ensuring the treatment is safe and suitable for you.
Medically reviewed by
Tarun Kumar, Superintendent Pharmacist (GPhC 2233073)