Storing and Handling Your 30-Day Medication Supply

The medication is designed to significantly impact your circulation, so taking too much may cause severe reactions that negatively affect your sexual health and blood flow throughout the body.

• Cialis 20 mg helps achieve and maintain an erection.
• A 30-pill pack provides convenience and discreetness.
• Consult your doctor about possible drug interactions.
• Avoid grapefruit juice while taking Cialis.
• Cialis 20 mg can improve confidence in intimacy.
• The medication should be stored out of children’s reach.

If the Cialis dose your doctor prescribed doesn’t seem to be helping, don’t double your dose to 40 mg on your own.

Available Forms and Strengths

It limits the effect of the PDE5 enzyme in the penis, allowing blood vessels in your penis to relax so blood can flow into the penis, helping to get or keep an erection. Keep in mind that Cialis won’t work unless you’re stimulated or aroused. Cialis, a brand-name version of tadalafil, is available by prescription in tablet form in four strengths: The dose of Cialis for ED depends on your age and if you’re taking it once daily (lower dose) or as needed (higher dose). According to the Food and Drug Administration (FDA) dosing guidelines for ED symptoms, the recommended dose for Cialis once daily is 2.5 mg to start and may be increased to 5 mg if needed. The recommended dose for as-needed Cialis is 10 mg and may be adjusted up or down to a maximum of 20 mg.

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It’s part of a class of drugs called phosphodiesterase (PDE) inhibitors and is prescribed for the following conditions: Tadalafil treats ED by increasing blood flow to the penis during sexual arousal. Tadalafil is unique compared with other PDE5 inhibitors because it can be taken either once daily at a lower dose or as needed at least 30 minutes before sexual activity. This lets you choose which dosing suits your lifestyle needs best. On average, Cialis starts to work in about 30 minutes and can take up to 2 hours to take effect. How well a medication works depends on the individual and can vary from person to person.

Incidence not known

Don’t be discouraged if Cialis doesn’t work right away. If you’re nervous or anxious, this affects your arousal and ability to get or keep an erection. Speak with a doctor about your experience with Cialis to see whether a dose increase or switching to a different ED medication would work better. Try different timing if you take it as needed: You may need to take Cialis a few times for you to figure out the best timing for as-needed dosing. Don’t take more than one dose in a day. This could increase the risks of serious adverse reactions or side effects.

Product	Dosage	Quantity + Bonus	Price
Cialis Generic	2.5mg	120 + 6 Pills	128.93€ 122.79€	Buy
Cialis Black	80mg	270 + 10 Pills	502.88€ 478.93€	Buy
Cialis Generic	20mg	180 + 10 Pills	254.09€ 241.99€	Buy
Cialis Generic	10mg	10 Pills	31.41€ 29.91€	Buy
Cialis Professional	20mg	180 + 4 Pills	423.11€ 402.96€	Buy
Cialis Professional	40mg	90 + 2 Pills	348.59€ 331.99€	Buy
Cialis Professional	20mg	60 + 2 Pills	183.83€ 175.08€	Buy
Cialis Black	80mg	60 + 4 Pills	150.98€ 143.79€	Buy
Cialis Original	20mg	76 + 4 Pills	319.19€ 303.99€	Buy
Cialis Super Active	20mg	180 + 20 Pills	521.59€ 496.75€	Buy
Cialis Generic	10mg	20 Pills	48.23€ 45.93€	Buy
Cialis Professional	20mg	270 + 6 Pills	623.07€ 593.40€	Buy
Cialis Super Active	20mg	90 + 10 Pills	314.14€ 299.18€	Buy
Cialis Generic	10mg	60 + 6 Pills	105.81€ 100.77€	Buy
Cialis Soft Tabs	20mg	10 Pills	39.03€ 37.17€	Buy
Cialis Original	20mg	92 + 4 Pills	377.99€ 359.99€	Buy
Cialis Soft Tabs	20mg	20 + 2 Pills	66.98€ 63.79€	Buy

Make an appointment to speak with a doctor about possible causes and alternative treatment options, including other PDE5 inhibitors, medications, and lifestyle changes that might help.

• Taking tadalafil does not protect against sexually transmitted infections.
• Safe sex practices should still be used to prevent STIs.
• It is not a form of birth control.
• Discuss sexual health openly with your partner and healthcare provider.
• Regular STI testing is recommended for sexually active individuals.
• Your sexual health is an important part of your overall wellness.

It’s important to discuss your sexual history, medications you’re taking, and your overall health and concerns about ED with a doctor. All content on this page has been medically reviewed by: Hassan Thwaini, Clinical Pharmacist and Copywriter, Master of Pharmacy (MPharm) on 30 March, 2026.

STRONGER ERECTIONS, BETTER SEX

Increasing your dose of Cialis increases your chances of serious side effects and damage, including: low blood pressure (a higher dose may increase the risk of dizziness and fainting) priapism (a higher dose may increase this risk due to the longer effect of Cialis) sudden change or loss of vision or hearing Call your doctor if you feel you’re experiencing serious side effects. Get medical help right away if you experience an erection lasting longer than 4 hours. Some common side effects of Cialis include: muscle pain and back pain (higher doses may increase the risk of these effects) If you feel you’re experiencing these symptoms of a serious allergic reaction to Cialis, seek immediate medical attention or call 911 or your local emergency medical services: Cialis is one of the most popular ED medications sold worldwide. It’s also very common to find Cialis and other ED medications sold online without a prescription through fake pharmacies and other suspect online portals. Buying prescription medications online through fake sites can jeopardize your health, but may also compromise your data and privacy.

Key Takeaways

Fake products are designed to look exactly like the genuine prescription but may be contaminated, have more or less than the listed strength or dose, be expired, have harmful ingredients, and harm your health. You can’t tell what’s in these products just by looking. The best way to learn more about ED is to make an appointment with a doctor. They can diagnose the cause of your ED and offer a prescription, if needed. Telehealth options (sometimes covered by insurance, including Medicare plans), such as over-the-phone, online services, and telemedicine apps, can connect you with a doctor. Tadalafil is a clinically-proven erectile dysfunction treatment that gives you the freedom to enjoy sex when you want it.

Country	Legal Status	Required Prescription	Availability Online	Regulations Notes
US	Prescription-only drug	Yes	Widely available	Controlled sale, prescription needed
UK	Prescription required	Yes	Available online	Regulation by MHRA
Canada	Prescription-only drug	Yes	Available online	Must be sourced through licensed pharmacy

It lasts for 36 hours - so there’s less need for planning before sex.

Before Using

Taking too much Cialis also means any side effects you experience, such as headaches, priapism, and leg or back pain, are more likely to last longer than side effects accompanying a standard dose. Cialis is a prescription medication, and you should take only the prescribed amount. The dose may be 10 or 20 mg for occasional use before sexual activity or 2.5 or 5 mg for ongoing daily use. If you find that the prescribed dose isn’t effective or is causing unwanted side effects, speak with your doctor about changing the dose or trying a different type of ED treatment. Like any medication, tadalafil can be problematic or even dangerous if you take too much. Find the clinically proven ED treatment that suits you best.

• The active ingredient in Cialis 20 mg is tadalafil.
• Cialis 20 mg can be purchased online with a prescription.
• Resting for 24-48 hours after dosing is recommended.
• Cialis 20 mg may cause vision changes in rare cases.
• Avoid heavy meals around the time of taking Cialis.
• Cialis 20 mg is designed for rapid absorption.

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Step	Description	Tips
Dose Timing	Take 30 mins to 1 hour before activity	Avoid heavy meals immediately before
Administration Method	Swallow whole with water	Do not crush or chew
Alcohol Consideration	Limit alcohol intake to reduce side effects	Excessive alcohol may impair effectiveness

4.6* from over 33,000 people like you.

In case of emergency/overdose

Occasional episodes of ED are typical and could be due to causes such as work stress, relationship troubles, or excessive alcohol consumption. But if you are experiencing ED at least 25% of the time, you should speak with a doctor. You should also discuss any minor changes in your erections or libido. Addressing signs of trouble early could help treat ED or may lead to an early diagnosis of a condition like cardiovascular disease or diabetes — two common causes of ED, cialis canada over the counter especially in younger people. While you may experience no side effects or complications from taking 40 mg of Cialis, you do run the risk of problems like a sudden drop in blood pressure, which can, in turn, lead to fainting and a possible injury from a fall. BSc (Hons) MBBS MRCGP AFHEA MA (Hons) AFMCP Answer a few simple questions to get the treatment you need.

More about Cialis (tadalafil)

Be consistent for daily use: Some people prefer the daily dose because it allows small amounts of Cialis to always be in your bloodstream, so you can have flexibility with sexual activity. For the daily dose, try to take it at the same time every day. Cialis can last up to 36 hours in the body, but may last up to 72 hours in some cases. Your age, genetics, and whether you have heart, liver, or kidney disease all affect how the drug works and how long Cialis stays in your body. You may need dose adjustments to avoid side effects.

Side effect details

The dosage of Cialis and how it’s prescribed for you depend on: other conditions you may have, such as diabetes or high blood pressure If you have heart, kidney, or liver disease, it’s important cialis for sale cheap to discuss your ED treatment options with a doctor. You may need a lower dose of Cialis to avoid side effects. Do not take Cialis with nitrate class angina medications or alpha blocker medications. They can cause a dangerous drop in your blood pressure. Avoid excess alcohol because it can cause low blood pressure, dizziness, and fainting.

Sexual Stimulation Triggers Nitric Oxide

Avoid grapefruit juice with Cialis, as it interacts with the medication. Take the medication as prescribed by your doctor. Ask a pharmacist about interactions with other medications. Increase your physical activity and eat a healthy diet. Communicate with your partner about your concerns. Tadalafil (Cialis) is used to treat erectile dysfunction (ED, impotence; inability to get or keep an erection), and the symptoms of benign prostatic hyperplasia (BPH; an enlarged prostate) which include difficulty urinating (hesitation, dribbling, weak stream, and incomplete bladder emptying), painful urination, and urinary frequency and urgency in adult men.

• Cialis 20 mg is a popular choice for erectile issues.
• The effects of Cialis 20 mg can last over a day.
• Avoid taking Cialis with nitrates.
• Overdose of Cialis can lead to serious side effects.
• Discuss your health history with your doctor.
• Sildenafil and Cialis are different medications.

Tadalafil (Adcirca) is used to improve the ability to exercise in people with pulmonary arterial hypertension (PAH; high blood pressure in the vessels carrying blood to the lungs, causing shortness of breath, dizziness, and tiredness).

Society and culture

If you feel your current dosage isn’t working, there may be options to consider. Let’s look at Cialis, why you should avoid taking too much, and more. Taking 40 mg of Cialis could be dangerous and raise the risk of side effects, such as a sudden drop in blood pressure and priapism. The typical dose is 10 mg for occasional use and 2.5 or 5 mg for daily use. The typical maximum dose of Cialis for ED is 20 mg once a day.

Cialis for erectile dysfunction (ED)

If a doctor has prescribed Cialis for pulmonary arterial hypertension, you may be advised to take two 20-mg doses a day. But taking that much of the medication should be done only under a doctor’s guidance. While Cialis works for ED by affecting the PDE5 enzyme in the penis, it also affects other PDE enzymes in tissues and cells in other areas of the body. For example, PDE5 is found in tissues in the lungs, kidneys, liver, brain, and platelets. Cialis also affects PDE11, which is found in tissues in the: corpus cavernosum, one of two columns of spongy tissue that runs through the penis Doubling the maximum dose of Cialis to 40 mg can increase the chances of experiencing side effects, which include: Priapism is an erection lasting longer than 4 hours caused by not enough blood leaving the penis, leading to low oxygen levels.

Cialis and other medications

The most severe type is ischemic priapism, which requires urgent medical intervention to avoid long-term damage to penile tissue. Another reason not to double your dose is the long-lasting effects of Cialis. Cialis’s effects last much longer (up to 36 hours) than those of other PDE5 inhibitors like Viagra (4 to 5 hours). So, Cialis stays in your body and clears slowly. Adding doses on top of what’s already in your system can increase the risk of side effects. Tadalafil is in a class of medications called phosphodiesterase (PDE) inhibitors.