Comparing Tadalafil (Generic Cialis) and Sildenafil (Generic Viagra)

The best way to take Cialis is to use it exactly as your doctor directs, either once a day at the same time each day or only as needed.

Dosing Guidelines

In such instances, you may be able to stop taking Cialis after the cause of your ED has been treated. Cialis can cause mild or serious side effects. The following lists contain some of the key side effects that may occur while taking Cialis. These lists don’t include all possible side effects. For more information on the possible side effects of Cialis, talk with your doctor or pharmacist.

Bottom Line

They can give you tips on how to deal with any side effects that may be concerning or bothersome. Note: The Food and Drug Administration (FDA) tracks side effects of drugs it has approved. If you would like to report to the FDA a side effect you’ve had with Cialis, you can do so through MedWatch. Mild side effects of Cialis can include:* Most of these side effects may go away within a few days or a couple of weeks. But if they become more severe or don’t go away, talk with your doctor or pharmacist. You should not take any other medications to treat erectile dysfunction (ED) while you’re using Cialis, unless your doctor says that it’s safe. And you should never take Cialis more than once a day. Taking Cialis more often than prescribed or in high doses can increase your risk of side effects. If you drink alcohol, it’s important to avoid drinking too much alcohol while you’re taking Cialis. (See the “Cialis and alcohol” section below to learn more.) In addition, be sure to talk with your doctor or pharmacist about any other medications that you’re taking.

Product	Dosage	Quantity + Bonus	Price
Cialis Professional	40mg	20 Pills	110.24€ 104.99€	Buy
Cialis Generic	10mg	60 + 6 Pills	105.81€ 100.77€	Buy
Cialis Generic	60mg	60 + 4 Pills	145.06€ 138.15€	Buy
Cialis Generic	5mg	120 + 6 Pills	132.92€ 126.59€	Buy
Cialis Generic	5mg	360 + 10 Pills	268.08€ 255.31€	Buy
Cialis Generic	40mg	270 + 10 Pills	382.19€ 363.99€	Buy
Cialis Soft Tabs	20mg	30 + 4 Pills	87.43€ 83.27€	Buy
Cialis Super Active	20mg	20 + 4 Pills	92.35€ 87.95€	Buy
Cialis Generic	10mg	10 Pills	31.41€ 29.91€	Buy
Cialis Soft Tabs	20mg	180 + 8 Pills	353.17€ 336.35€	Buy

They’ll be able to determine whether the drugs may interact with Cialis and whether that may lead to an increased risk of side effects.

8. Cialis can treat more than erectile dysfunction

A decrease in blood pressure may be more likely if you’re taking Cialis along with other medications that can also lower blood pressure. Symptoms of low blood pressure can include: If you have these symptoms while taking Cialis, tell your doctor right away. They’ll help determine what’s causing the low blood pressure and the best way to treat it. Although rare, Cialis may also increase your blood pressure. This side effect was reported only in people who took Cialis once a day for erectile dysfunction (ED).

Related treatment guides

If you have any symptoms of high blood pressure, such as headaches or chest pain, tell your doctor right away. They’ll help determine what’s causing the increase in blood pressure and the best way to treat it. Back pain is a common side effect with Cialis. It usually occurs between 12 and 24 hours after taking Cialis. Usually, back pain goes away within 2 days of taking your dose. If you have any questions about the best way to avoid specific side effects from Cialis, talk with your doctor.

• Not all medications labeled as "generic" are equally established; verify approval.
• Generic Cialis must undergo rigorous tests for bioequivalence.
• Using generic Cialis can significantly reduce the overall treatment cost.
• Patients should consult healthcare providers before switching to generic Cialis.

Like Viagra, the drug vardenafil (Levitra) has uses similar to those of Cialis. Here’s a comparison of how Cialis and vardenafil are alike and different. Note: Levitra, the brand-name version of the generic drug vardenafil, is discontinued and no longer available. Vardenafil is a generic drug, which is an exact copy of the active ingredient in a brand-name medication (in this case, Levitra, which is discontinued). Both Cialis and vardenafil belong to a group of medications called phosphodiesterase 5 (PDE5) inhibitors. The Food and Drug Administration (FDA) has approved Cialis and vardenafil to treat erectile dysfunction (ED) in males.

• Generic Cialis must carry the same warnings and precautions as the brand.
• The reliability of a generic depends on the manufacturer and approval status.
• Switching from brand to generic Cialis should be discussed with a doctor.
• Generic Cialis provides the same active ingredients and effectiveness.

* ED is a condition in which you can’t get or keep an erection.

Start With a Reputable Practitioner.

While taking Cialis, if you have back pain that’s bothersome to you or doesn’t go away, talk with your doctor. Your doctor may also do more testing to see what’s causing your back pain. Heartburn is a common side effect of Cialis. If you have heartburn that’s bothersome to you while taking Cialis, talk with your doctor. They may be able to recommend ways to treat this side effect. Cialis is also FDA-approved to treat the following in males: symptoms of benign prostatic hyperplasia (BPH), a prostate condition that may cause problems with urination Use of the term “male” in this article refers to sex assigned at birth. Both Cialis and vardenafil come as tablets that you swallow.

Related/similar drugs

For example, if you take your “as-needed” dose of 20 mg twice a day, you’ll end up taking 40 mg. This dose is too high and may cause serious side effects, such as decreased blood pressure. If you forget to take your once-a-day dose of Cialis, take it as soon as you remember. However, never take two doses in 1 day. If you missed your dose yesterday, just skip the missed dose and continue with your once-a-day dosing.

How long does tadalafil last?

To help make sure that you don’t miss a dose, try setting a reminder on your phone. A medication timer may be useful, too. If you’re taking Cialis to treat BPH, this medication may be a long-term treatment. Cialis may also be taken to treat ED long term. But in some cases, your doctor may determine the cause of your ED, such as depression or an illness. Cialis can be taken once a day or as needed for sexual activity. Vardenafil is taken only as needed for sexual activity. Cialis and vardenafil both contain medications used to treat ED.

So, How Do I Know I’m Getting a Good Non-brand Ed Drug?

Allergic reactions did occur in clinical trials of Cialis, but it wasn’t reported how many people had them. Symptoms of a mild allergic reaction can include: A more severe allergic reaction is rare but possible. This may include skin conditions such as Stevens-Johnson syndrome (a life threatening rash). Symptoms of a severe allergic reaction can include: swelling under your skin, typically in your eyelids, lips, hands, or feet swelling of your tongue, mouth, or throat severe rash, which may cause painful blisters Call your doctor right away if you have a severe allergic reaction to Cialis. Headache is a common side effect that may occur with Cialis.

Alternative Treatment Options: PAH and BPH

If you have headaches that are bothersome to you while using Cialis, talk with your doctor. They may be able to recommend ways to help ease this side effect. Changes in blood pressure are a possible side effect of taking Cialis. Low blood pressure occurs most often while taking this medication. But high blood pressure can occur as well. These lists contain up to 10 of the most common mild side effects that can occur with Cialis, with vardenafil, or with each drug (when taken individually). Can occur with Cialis:pain in your arms or legs Can occur with vardenafil:sinus infectionflu symptoms, such as fever and cold sweatskidney problems, such as an increased level of creatine kinase (a measure of kidney function) in your blood flu symptoms, such as fever and cold sweats kidney problems, such as an increased level of creatine kinase (a measure of kidney function) in your blood Can occur with both Cialis and vardenafil:headacheflushingstuffy noseheartburnback painmuscle paindizzinessnausea These lists contain examples of serious side effects that can occur with Cialis, with vardenafil, or with both drugs (when taken individually).

Standard	Description	Certifying Agency	Typical Testing Methods
GMP (Good Manufacturing Practice)	Ensures consistent quality	WHO, FDA	Assay, dissolution tests
USP Standards	Pharmacopoeia compliance	U.S. Pharmacopeia	Identity, purity tests
Bioequivalence Testing	Similar absorption to brand	FDA, EMA	Pharmacokinetic studies

Can occur with Cialis:no unique serious side effects Can occur with vardenafil:changes in heart rhythm called long QT syndrome changes in heart rhythm called long QT syndrome Can occur with both Cialis and vardenafil:prolonged erection (an erection that lasts more than 4 hours)allergic reactionloss of visionchanges in hearing, such as trouble hearing or ringing in your earschanges in blood pressure prolonged erection (an erection that lasts more than 4 hours) changes in hearing, such as trouble hearing or ringing in your ears Cialis and vardenafil have different FDA-approved uses, but they’re both used to treat ED. Studies have found both Cialis and vardenafil to be effective for treating ED. A generic form of Cialis, called tadalafil, is available.

Parameter	Brand Cialis	Generic Tadalafil
Half-Life (hours)	17.5	17.5
Absorption Time (hours)	2	2
Food Interaction	Yes (high-fat meal reduces absorption)	Yes

The actual price you’ll pay for either of these drugs depends on your insurance plan, your location, and the pharmacy you use. Here’s a look at how the drugs Cialis and Adcirca compare. Use of the terms “male” and “female” in this article refers to sex assigned at birth.

Tadalafil (generic Cialis®)

* This is a partial list of mild side effects from Cialis. To learn about other mild side effects, talk with your doctor or pharmacist, or see Cialis’s prescribing information. Serious side effects from Cialis aren’t common, but they can occur. Call your doctor right away if you have serious side effects. Call 911 if your symptoms feel life threatening or if you think you’re having a medical emergency.

What is tadalafil used for?

Changes in hearing can be a serious side effect of Cialis. Other serious side effects, explained in more detail below in “Side effect details,” include: prolonged erection (an erection that lasts more than 4 hours) You may wonder how often certain side effects occur with this drug. Here’s some detail on certain side effects this drug may cause. However, you can also see this article for details about the potential side effects of Cialis. As with most drugs, some people can have an allergic reaction after taking Cialis. However, the Food and Drug Administration (FDA) has approved the drugs to treat different conditions.

Comparing Which Lasts Longer

It’s possible to get a prolonged erection that lasts more than 4 hours while liquid cialis buy taking Cialis. This side effect can lead to priapism, which is a painful erection lasting longer than 4 hours. It’s considered an emergency because it can cause permanent damage to your penis, such as being unable to have erections at all. If you have an erection that lasts longer than 4 hours while using Cialis, see a doctor or go to the hospital right away. The prolonged erection should be treated as soon as possible so that it doesn’t cause lasting damage. Cialis is FDA-approved to treat the following in males: erectile dysfunction (ED), a condition in which you can’t get or keep an erection symptoms of benign prostatic hyperplasia (BPH), a prostate condition that may cause problems with urination Adcirca is approved to treat a type of high blood pressure in your lungs called pulmonary arterial hypertension (PAH). The drug is approved for use in males and females. PAH is a specific kind of pulmonary hypertension that occurs in the arteries of your lungs.