
PDE5 inhibitors prolong the action of cGMP by inhibiting its degradation by the enzyme PDE5, which is found throughout the body. In the penis, PDE5 inhibitors potentiate the effects of cGMP to prolong erections and increase sexual satisfaction.
Precautions
Cialis can be taken with or without food. Do not break or split a tablet. Swallow it whole. For erectile dysfunction, take Cialis just before sexual activity but not more than once per day. Cialis can help achieve an erection when sexual stimulation occurs. An erection will not occur just by taking a pill. Follow your doctor's instructions.
How should I take Cialis?
What is Cialis? Cialis (tadalafil) relaxes muscles of the blood vessels and increases blood flow to particular areas of the body. Cialis is used to treat erectile dysfunction (impotence) and symptoms of benign prostatic hypertrophy (enlarged prostate).
What is Cialis used for?
When will Cialis be available to pharmacies? FDA has no control over when products are available in pharmacies after FDA approval for marketing. The decision of availability is completely up to the company marketing the product. For further information contact your pharmacist or Eli Lilly and Company directly.
When will Cialis be available in pharmacies?
You should take it around the same time each day. For daily use of Cialis for ED, the usual starting dosage is 2.5 mg per day. If this dosage isn’t effective for you, your doctor may increase your dosage to 5 mg per day. The usual dosage of Cialis for BPH symptoms is 5 mg once daily for up to 26 weeks.
How often should I take Cialis for Ed?
What are the side effects of Cialis?
What is tadalafil used for?
How long does tadalafil stay in your system?
How long does it take for an erection to last?
Can you take Cialis if you are allergic to Tadalafil?
Can you take Cialis with nitroglycerin?
Can tadalafil cause blood pressure to drop?
See more
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How long can you take Cialis for daily use?
The maximum dose of Cialis that can be taken in a day is 20 mg. You shouldn't take Cialis more than once a day. In clinical trials, Cialis helped people with ED symptoms for up to 36 hours after their dose. So if you're taking the medication only as needed, you shouldn't have to take it every day.
What is the course of tadalafil?
Tadalafil is in a class of medications called phosphodiesterase (PDE) inhibitors. It works to treat erectile dysfunction by increasing blood flow to the penis during sexual stimulation. This increased blood flow can cause an erection.
How long does Cialis take to cure ED?
When taken correctly, Cialis should begin to work within 30-60 minutes. The effects of one Cialis tablet can last up to 36 hours; however during this period you will only achieve an erection if you become sexually aroused.
How long Cialis can be taken?
You can take Cialis as needed or once a day, depending on the dose and how it's prescribed. Cialis takes from 30 minutes to 2 hours to take effect. It can last up to 36 hours. Cialis is a PDE5 inhibitor medication approved for use for erectile dysfunction (ED) and benign prostatic hyperplasia.
Can daily Cialis cure ED permanently?
You are encouraged to report negative side effects of prescription drugs to the FDA . Visit www.fda.gov/medwatch or call 1-800- FDA -1088. Cialis does not: cure ED.
What happens if you take tadalafil everyday?
Conclusion. A daily dose of 5mg tadalafil can be safely used in the treatment of erectile dysfunction and LUTS, that prolongs the ejaculatory latency time.
Does Cialis keep you hard after coming?
As you now know, they work by increasing the ability of blood to flow into the soft, erectile tissue of your penis. This makes it easier for you to get and keep an erection. This means they usually won't have any effect on the amount of time that you can have sex before you ejaculate.
Does Cialis keep you from ejaculating?
They found that treatment with Cialis (10 or 20 milligrams taken as needed) was associated with significant increase in ejaculatory and orgasmic function across all levels of severity of ED, EJD and OD, compared to use of a placebo agent.
Is Cialis good for enlarged prostate?
Oct. 6, 2011 -- Cialis has been approved by the FDA for the treatment of enlarged prostate. It may also be used to treat men who have both enlarged prostate and erectile dysfunction (ED) at the same time. Cialis is the first ED drug to be approved for treating benign prostatic hyperplasia (BPH).
Can you become dependent on Cialis?
Although it is infrequent, it is possible to become addicted to erectile dysfunction medications like Viagra or Cialis. Long-term use and overuse of these drugs can result in severe health effects.
Can you take Cialis two days in a row?
The effect of one tablet lasts for up to 36 hours. The recommended 'as needed' dose for Cialis is 10mg, taken prior to anticipated sexual activity. The dose may be increased to 20mg or decreased to 5mg. It should not be taken more than once a day.
What is the fastest way to cure ED?
For fastest results, it's best to consult a doctor to get appropriate treatment recommendations, which may include:Lifestyle changes. Maintaining a healthy weight. ... Counseling. ... Medications. ... Vacuum constriction devices. ... Surgery. ... Alternative therapy.
Before Taking This Medicine
You should not take Cialis if you are allergic to tadalafil.Taking Cialis with certain other medicines can cause a sudden and serious decrease in b...
How Should I Take Cialis?
Cialis is usually taken only once per day. Follow all directions on your prescription label. Do not take this medicine in larger or smaller amounts...
What Should I Avoid While Taking Cialis?
Drinking alcohol with this medicine can cause side effects.See also: Cialis and alcohol (in more detail)Grapefruit and grapefruit juice may interac...
Cialis Dosing Information
Usual Adult Dose for Erectile Dysfunction:Use as needed for ED:-Initial dose: 10 mg orally once a day, as needed, prior to sexual activity-Maintena...
What Other Drugs Will Affect Cialis?
Tell your doctor about all your current medicines and any you start or stop using, especially: 1. medicines to treat erectile dysfunction or pulmon...
Can women take Cialis?
No. Cialis isn’t approved for use in women. However, there are other options to treat women with a low sex drive. Bremelanotide (Vyleesi) is an inj...
Does Cialis work and is it safe?
Yes, the Food and Drug Administration (FDA) has approved Cialis. And before the FDA approves a medication, it must test the drug for safety and eff...
Will Cialis help me keep an erection after ejaculating?
No. After ejaculation, you’ll likely lose your erection even if you’re taking Cialis. After ejaculation occurs, your sexual excitement usually decr...
How long does Cialis stay in your system?
Cialis can stay in your system for more than 2 days after your dose. If you’re using the medication as needed, the drug may still increase your abi...
Can Cialis be used to treat ED after prostate surgery?
Yes, Cialis can be used to treat ED after prostate surgery. A clinical trial was done in people with ED who had surgery to have their prostate remo...
Does Cialis increase the size of a man’s penis?
No. Cialis doesn’t increase the size of a man’s penis. However, the medication does increase blood flow to the area. So if the penis wasn’t able to...
Cialis: Side effects and how to manage them
Cialis, which treats erectile dysfunction and BPH, can cause side effects such as high blood pressure. Learn about side effects and how to help avoid them.
Cialis Information - Drugs and Treatments - MedHelp
The Content on this Site is presented in a summary fashion, and is intended to be used for educational and entertainment purposes only. It is not intended to be and should not be interpreted as medical advice or a diagnosis of any health or fitness problem, condition or disease; or a recommendation for a specific test, doctor, care provider, procedure, treatment plan, product, or course of action.
Cialis Drug / Medicine Information
CIALIS has been proven to be effective for up to 36 hours. This means you can take CIALIS and it will allow you to obtain an erection when sexually stimulated, at any time during the 36 hours ...
Cialis Advanced Patient Information - Drugs.com
Drugs.com provides accurate and independent information on more than 24,000 prescription drugs, over-the-counter medicines and natural products. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment. Data sources include IBM Watson Micromedex (updated 17 June 2022), Cerner Multum™ (updated 3 June 2022), ASHP (updated 16 May ...
Questions and Answers for Cialis (tadalafil) | FDA
Because sexual activity can increase the work of the heart, your doctors should talk to you about your heart’s general condition and if Cialis is right for you.
How often should I take Cialis?
Cialis taken once a day. Cialis can also be taken once a day to treat ED. In this case, the dosage usually starts at 2.5 mg a day. If this daily dosage doesn’t work well enough to treat your ED, your doctor may increase it to 5 mg a day.
What is the FDA's approval for Cialis?
The Food and Drug Administration (FDA) approves prescription drugs such as Cialis to treat certain conditions. Cialis may also be used off-label for other conditions. Off-label use is when a drug that’s approved to treat one condition is used to treat a different condition.
How much Cialis should I take a day?
For symptoms of benign prostatic hyperplasia, the recommended dosage of Cialis is 5 mg once a day. You should take the drug at about the same time each day. In some cases, your doctor may have you take 5 mg of Cialis a day along with finasteride (Proscar) to treat BPH.
How much Cialis should I take before sex?
Cialis taken as needed. If your doctor recommends that you take Cialis only as needed for ED, the usual dosage is 10 mg before sexual activity. They may reduce this to 5 mg if the medication is working too well. But if this dose doesn’t work for you, your doctor may have you take two 5 mg tablets of Cialis at once.
Why is it important to dispose of Cialis?
If you no longer need to take Cialis and have leftover medication, it’s important to dispose of it safely. This helps prevent others, including children and pets, from taking the drug by accident. It also helps keep the drug from harming the environment.
Why do men prefer Viagra over Cialis?
Most often, men reported that they preferred Cialis because the medication lasts longer in the body. The study also looked at how well the drugs worked to treat ED.
What is generic tadalafil?
A generic drug is an exact copy of the active drug in a brand-name medication. The generic is considered to be as safe and effective as the original drug. And generics tend to cost less than brand-name drugs. To find out how the cost of tadalafil compares with the cost of Cialis, visit GoodRx.com.
Available strengths of Cialis (2.5 mg, 5 mg, 10 mg, 20 mg)
Cialis tablets come in four strengths: 2.5 mg, 5 mg, 10 mg, and 20 mg.
What are the typical dosages of Cialis?
Typically, your doctor will start you on a low dosage. Then they’ll adjust your dosage over time to reach the right amount for you. Your doctor will ultimately prescribe the smallest dosage that provides the desired effect.
Is Cialis used long term?
Yes, Cialis is typically used as a long-term treatment. If you and your doctor determine that it’s safe and effective for you, it’s likely that you’ll use Cialis long term.
Dosage adjustments
If you have certain kidney or liver problems, your doctor may prescribe a lower dosage of Cialis for you. This is because with your condition, the usual dosage may raise your risk for side effects from the drug.
If I take 5 milligrams (mg) of Cialis daily, how long does it take the drug to work?
Cialis starts working quickly. Studies show that the drug begins to work 30 minutes to 6 hours after you take your first dose. But it may take several days for the medication to reach its full effectiveness. If you don’t notice an improvement in your BPH symptoms or ED within a week of daily use, talk with your doctor.
Could I take an 80-mg dose of Cialis?
No, it’s not safe to take an 80-mg dose of Cialis. The maximum recommended daily dosage of Cialis is 20 mg per day if you take it as needed for ED. If you take Cialis daily, the maximum dosage is 5 mg per day.
How do the dosages for Cialis and Viagra compare?
As ED treatments, both Cialis and Viagra can be taken occasionally (as needed) before sexual activity. The usual dosage for occasional Cialis use is one dose 2 hours before having sex. The usual dosage for occasional Viagra use is one dose 1 hour before having sex.
What is Cialis used for?
Cialis is used for the treatment of erectile dysfunction (ED). It increases blood flow to the penis following sexual stimulation and allows men to keep an erection hard enough for sex. Cialis is also used to treat the signs and symptoms of benign prostatic hyperplasia (BPH).
How long does Cialis last?
Cialis is used to treat erectile dysfunction (ED) and to reduce symptoms of benign prostatic hyperplasia (BPH). One 'as needed' tablet lasts for 36 hours or Cialis is available as a lower dosage that can be taken on a daily basis, eliminating the need to 'plan for sex'.
How long does it take for Cialis to peak?
Peak plasma concentrations of Cialis are reached within 30 minutes to six hours (average time two hours) of a dose. Effects of 'as needed' Cialis last for up to 36 hours.
Can you take Cialis with kidney disease?
The dosage of Cialis may need reducing in men with kidney disease. Once daily use may not be recommended in men with severe kidney disease. A lower dosage of Cialis is recommended in men with mild-to-moderate liver disease.Cialis should be avoided with severe liver disease.
Can you take Cialis with poppers?
Do not take Cialis if you are also taking a nitrate drug (such as nitroglycerin or isosorbide dinitrate/mononitrate) for chest pain or heart problems. Do not take Cialis with recreational drugs such as "poppers". Taking these substances together can cause a sudden and dangerous drop in blood pressure.
Can you drink alcohol after taking Cialis?
Once daily Cialis can be taken without regard to sexual activity but should be taken at the same time every day (for example, on awakening). Cialis may be taken with or without food. Drinking alcohol after taking Cialis may lower blood pressure and decrease sexual performance.
Can Cialis cause hypotension?
Others, such as aprepitant, cyclosporine, or imatinib. In addition, taking Cialis with too much alcohol can lead to orthostatic hypotension, which is a drop in blood pressure when you go from a sitting or lying down position to standing. Symptoms include a headache, dizziness, or fainting when standing.
What Is Cialis (Tadalafil) Used For?
Tadalafil, the active ingredient in Cialis, is used to treat a handful of different conditions. While it is best known as a treatment for erectile dysfunction, it’s also used to treat:
How Does Cialis Help You Last Longer in Bed?
A variety of different things can contribute to or cause erectile dysfunction, but many of the most common are physical health issues that affect blood flow.
Dosages of Cialis
Since ED can vary in severity based on many different factors, right off the bat, you should know that there’s no uniform dosage of Cialis that will work for everyone.
Which Is Better: Daily Cialis or On-Demand Cialis?
Daily-use Cialis and on-demand Cialis both offer a few advantages and disadvantages, meaning there’s no “best” option for everyone.
Cialis Missed Dose Instructions
If you’re prescribed Cialis for daily use, it’s far from uncommon to sometimes forget to use your medication.
What is The Maximum Dose of Cialis?
The maximum dose of Cialis for erectile dysfunction is 20mg per day when taken as needed, or 5mg when taken on a daily basis.
Side-Effects of Cialis
Cialis is a safe and effective medication for most people. However, like other medications, it can cause side effects. Common Cialis side effects and adverse reactions include:
What is Cialis used for?
What is Cialis used to treat? Cialis is approved for the treatment of men who experience difficulty having and maintaining an erection (impotence).
How does Cialis work?
Cialis works by enhancing the effects of one of the chemicals the body normally releases into the penis during sexual arousal. This allows an increase of blood flow into the penis. An erection is the result of an increase in blood flow into certain internal areas of the penis. 3.
How long does Cialis stay in your system?
After taking a single tablet, some of the active ingredient of Cialis remains in your body for more than 2 days. The active ingredient can remain longer if you have problems with your kidneys or liver, or you are taking certain other medications.
How long does it take for back pain to go away after taking Cialis?
Patients who get back pain and muscle aches usually get them 12 to 24 hours after taking Cialis and these usually go away by themselves within 48 hours. A small number of patients taking Cialis also reported abnormal vision. 6.
What are the side effects of Cialis?
The most commonly reported side effects in patients treated with Cialis during the testing of the product were: headache. indigestion. back pain.
Can you take Cialis with nitroglycerin?
Cialis should not be used by patients taking nitrates (such as nitroglycerin tablets or patches) because the combination of these with Cialis could significantly lower blood pressure and lead to fainting or even death in some men.
Can Cialis cause a heart attack?
CIALIS can cause your blood pressure to drop suddenly to an unsafe level if it is taken with any nitrate medication. You could get dizzy, faint or have a heart attack or stroke.
What are the side effects of Cialis?
Common Cialis side effects may include: headache; flushing (warmth, redness, or tingly feeling); nausea, upset stomach; stuffy nose; or. muscle pain, back pain, pain in your arms, legs, or back. This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
What is tadalafil used for?
Another brand of tadalafil is Adcirca, which is used to treat pulmonary arterial hypertension ...
How long does tadalafil stay in your system?
Some tadalafil can remain in your bloodstream for 2 or more days after each dose you take (longer if you have liver or kidney disease).
How long does it take for an erection to last?
an erection is painful or lasts longer than 4 hours (prolonged erection can damage the penis); vision changes or sudden vision loss; ringing in your ears or sudden hearing loss; or. heart attack symptoms - chest pain or pressure, pain spreading to your jaw or shoulder, nausea, sweating.
Can you take Cialis if you are allergic to Tadalafil?
You should not take Cialis if you are allergic to tadalafil. Taking Cialis with certain other medicines can cause a sudden and serious decrease in blood pressure. Do not take this medicine if you also use: riociguat (to treat pulmonary arterial hypertension); or.
Can you take Cialis with nitroglycerin?
Do not take Cialis if you are also using a nitrate drug for chest pain or heart problems, including nitroglycerin, isosorbide dinitrate, isosorbide mononitrate, and some recreational drugs such as "poppers". Taking tadalafil with a nitrate medicine can cause a sudden and serious decrease in blood pressure.
Can tadalafil cause blood pressure to drop?
Taking tadalafil with a nitrate medicine can cause a sudden and serious decrease in blood pressure. Some medicines can cause unwanted or dangerous effects when used with Cialis. Tell your doctor about all your current medicines, especially riociguat (Adempas).

How It Works
Tadalafil is used to treat male sexual function problems (impotence or erectile dysfunction-ED).
May Treat: Benign prostatic hyperplasia with lower urinary tract sx · Erectile dysfunction
Drug Class: Erectile Dysfunction (ED) Drugs-Sel.cGMP Phosphodiesterase Type5 Inhib · Prostatic Hypertrophy Agent-Sel.cGMP Phosphodiesterase Type5 Inhibitor
Availability: Prescription Required
Pregnancy: Consult a doctor before using
Lactation: Consult a doctor before using
May Treat: Benign prostatic hyperplasia with lower urinary tract sx · Erectile dysfunction
Drug Class: Erectile Dysfunction (ED) Drugs-Sel.cGMP Phosphodiesterase Type5 Inhib · Prostatic Hypertrophy Agent-Sel.cGMP Phosphodiesterase Type5 Inhibitor
Availability: Prescription Required
Pregnancy: Consult a doctor before using
Lactation: Consult a doctor before using
Alcohol: Limit intake while taking this medication
Driving: May cause drowsiness or dizziness. Use caution
Manufacturer: ELI LILLY & CO.
Upsides
Downsides
Bottom Line
Tips
- Cialis is a brand (trade) name for tadalafil which may be used to treat erectile dysfunction (ED) and benign prostatic hyperplasia (BPH).
- Cialis (tadalafil) works by blocking the action of an enzyme known as cGMP-specific phosphodiesterase type-5 (PDE-5). This enzyme breaks down cGMP, a substance that induces smooth muscles to relax....
- Cialis is a brand (trade) name for tadalafil which may be used to treat erectile dysfunction (ED) and benign prostatic hyperplasia (BPH).
- Cialis (tadalafil) works by blocking the action of an enzyme known as cGMP-specific phosphodiesterase type-5 (PDE-5). This enzyme breaks down cGMP, a substance that induces smooth muscles to relax....
- High levels of PDE-5 are found in the penis, lungs, and retina. PDE-5 is also found throughout the body within the smooth muscle cells of blood vessels and muscles.
- Cialis (tadalafil) belongs to the class of medicines known as PDE-5 inhibitors.
Response and Effectiveness
- Cialis is used for the treatment of erectile dysfunction (ED). It increases blood flow to the penis following sexual stimulation and allows men to keep an erection hard enough for sex.
- Cialis is also used to treat the signs and symptoms of benign prostatic hyperplasia (BPH).
- Cialis is available as a lower-strength tablet that can be taken on a daily basis, eliminating the need to 'plan' for sex.
- Cialis is used for the treatment of erectile dysfunction (ED). It increases blood flow to the penis following sexual stimulation and allows men to keep an erection hard enough for sex.
- Cialis is also used to treat the signs and symptoms of benign prostatic hyperplasia (BPH).
- Cialis is available as a lower-strength tablet that can be taken on a daily basis, eliminating the need to 'plan' for sex.
- Cialis is also available as an 'as needed' tablet. The effect of one tablet lasts for up to 36 hours.
Interactions
- If you are between the ages of 18 and 60, take no other medication or have no other medical conditions, side effects you are more likely to experience include: 1. A headache, dyspepsia, back pain, nasal congestion, and flushing are the most commonly reported side effects. 2. Other side effects include a drop in blood pressure, muscle or limb pain, or conjunctivitis. 3. Rarely, may de…
References
- Cialis is used to treat erectile dysfunction (ED) and to reduce symptoms of benign prostatic hyperplasia (BPH). One 'as needed' tablet lasts for 36 hours or Cialis is available as a lower dosage that can be taken on a daily basis, eliminating the need to 'plan for sex'.
Further Information
- Once daily Cialis can be taken without regard to sexual activity but should be taken at the same time every day (for example, on awakening).
- Cialis may be taken with or without food.
- Do not split Cialis tablets, swallow them whole.
- Drinking alcohol after taking Cialis may lower blood pressure and decrease sexual performan…
- Once daily Cialis can be taken without regard to sexual activity but should be taken at the same time every day (for example, on awakening).
- Cialis may be taken with or without food.
- Do not split Cialis tablets, swallow them whole.
- Drinking alcohol after taking Cialis may lower blood pressure and decrease sexual performance.