Generic Name: Cialis Brand Name(s): Generics only. No brands available.

Uses

What is Cialis® (tadalafil) used for?

Cialis® relaxes muscles found in the walls of 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).

How should I take Cialis® (tadalafil)?

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 or for longer than recommended.

Cialis® can be taken with or without food. Do not break or split a tablet. Swallow it whole.

For erectile dysfunction, take this medicine 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.

During sexual activity, if you become dizzy or nauseated, or have pain, numbness, or tingling in your chest, arms, neck, or jaw, stop and call your doctor right away. You could be having a serious side effect of Cialis.

Do not take Cialis® for erectile dysfunction if you are taking Adcirca for pulmonary arterial hypertension.

How do I store Cialis® (tadalafil)?

Cialis® is best stored at room temperature away from direct light and moisture. To prevent drug damage, you should not store Cialis® in the bathroom or the freezer. There may be different brands of Cialis® that may have different storage needs. It is important to always check the product package for instructions on storage, or ask your pharmacist. For safety, you should keep all medicines away from children and pets.

You should not flush Cialis® down the toilet or pour them into a drain unless instructed to do so. It is important to properly discard this product when it is expired or no longer needed. Consult your pharmacist for more details about how to safely discard your product.

Precautions & warnings

What should I know before using Cialis® (tadalafil)?

Before using this drug, tell your doctor if:

  • You are pregnant or breastfeeding. This is because, while you are expecting or feeding a baby, you should only take medicines on the recommendation of a doctor.
  • You are taking any other medicines. This includes any medicines you are taking which are available to buy without a prescription, such as herbal and complementary medicines.
  • You have allergy with any of active or inactive ingredients of Cialis® or other medications.
  • You have any other illnesses, disorders, or medical conditions.
  • You take other medicines to treat pulmonary arterial hypertension, such as riociguat (Adempas).

Do not take Cialis® if you are also using a nitrate drug for chest pain or heart problems. This includes nitroglycerin, isosorbide dinitrate, and isosorbide mononitrate. Nitrates are also found in some recreational drugs such as amyl nitrate or nitrite (“poppers”). Taking Cialis® with a nitrate medicine can cause a sudden and serious decrease in blood pressure.

Contact your doctor or seek emergency medical attention if your erection is painful or lasts longer than 4 hours. A prolonged erection (priapism) can damage the penis.

Stop using Cialis® and get emergency medical help if you have sudden vision loss.

Is it safe during pregnancy or breastfeeding?

There are no adequate studies in women for determining risk when using Cialis® during pregnancy or while breastfeeding. Please always consult with your doctor to weigh the potential benefits and risks before taking Cialis®. Cialis® is pregnancy risk category B, according to the US Food and Drug Administration (FDA).

FDA pregnancy risk category reference below:

  • A=No risk
  • B=No risk in some studies
  • C=There may be some risk
  • D=Positive evidence of risk
  • X=Contraindicated
  • N=Unknown

Side effects

What side effects can occur from Cialis® (tadalafil)?

Common side effects may include:

  • Headache
  • Diarrhea
  • Sinus pain
  • Sore throat
  • Muscle pain

Stop using Cialis® and get emergency medical help if you have:

  • Erection is painful or lasts longer than 4 hours (prolonged erection can damage the penis)
  • Vision changes or sudden vision loss
  • Heart attack symptoms – chest pain or pressure, pain spreading to your jaw or shoulder, nausea, sweating

Also call your doctor right away if you have:

  • Ringing in your ears, or sudden hearing loss
  • Irregular heartbeat
  • Swelling in your hands, ankles, or feet
  • Shortness of breath
  • Seizure (convulsions)
  • A light-headed feeling, like you might pass out

Get emergency medical help if you have any signs of an allergic reaction such as hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Not everyone experiences these side effects. There may be some side effects not listed above. If you have any concerns about a side-effect, please consult your doctor or pharmacist.

Interactions

What drugs may interact with Cialis® (tadalafil)?

Cialis® may interact with other drugs that you are currently taking, which can change how your drug works or increase your risk for serious side effects. To avoid any potential drug interactions, you should keep a list of all the drugs you are using (including prescription drugs, nonprescription drugs, and herbal products) and share it with your doctor and pharmacist. For your safety, do not start, stop, or change the dosage of any drugs without your doctor’s approval.

Products that may interact with this drug are:

  • An antibiotic or antifungal medicine
  • Antiviral medicine to treat hepatitis C or HIV/AIDS
  • Drugs to treat high blood pressure or a prostate disorder
  • Seizure medicine

Does food or alcohol interact with Cialis® (tadalafil)?

Cialis® may interact with food or alcohol by altering the way the drug works or increase the risk for serious side effects. Please discuss with your doctor or pharmacist any potential food or alcohol interactions before using this drug.

What health conditions may interact with Cialis® (tadalafil)?

Cialis® may interact with your health condition. This interaction may worsen your health condition or alter the way the drug works. It is important to always let your doctor and pharmacist know all the health conditions you currently have.

Health conditions that may interact with this drug are:

  • Heart disease or heart rhythm problems
  • Coronary artery disease
  • A recent heart attack (within the past 90 days)
  • A recent history (in the past 6 months) of a stroke, or congestive heart failure
  • Angina (chest pain)
  • High or low blood pressure
  • Liver or kidney disease (or if you are on dialysis)
  • A blood cell disorder such as sickle cell anemia, multiple myeloma, or leukemia
  • A bleeding disorder such as hemophilia
  • A stomach ulcer
  • Retinitis pigmentosa (an inherited condition of the eye)
  • A physical deformity of the penis (such as Peyronie’s disease)
  • You have been told you should not have sexual intercourse for health reasons.

Dosage

The information provided is not a substitute for any medical advice. You should ALWAYS consult with your doctor or pharmacist before using Cialis® (tadalafil).

What is the dose of Cialis® (tadalafil) for an adult?

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.
  • Maintenance dose: 5 to 20 mg orally once a day, as needed, prior to sexual activity based on individual efficacy and tolerability.

Once a day use for ED:

  • Initial dose: 2.5 mg orally once a day at approximately the same time, without regard to timing of sexual activity.
  • Maintenance dose: 2.5 to 5 mg orally once a day based on individual efficacy and tolerability.

Once daily use for ED and Benign Prostatic Hyperplasia (BPH):

  • 5 mg orally once a day at approximately the same time, without regard to timing of sexual activity.

Usual Adult Dose for Benign Prostatic Hyperplasia:

Once daily use for BPH:

  • 5 mg orally once a day at approximately the same time.

Concomitant administration with finasteride:

  • 5 mg orally once a day at approximately the same time, for up to 26 weeks.

Once daily use for ED and BPH:

  • 5 mg orally once a day at approximately the same time, without regard to timing of sexual activity.

What is the dose of Cialis® (tadalafil) for a child?

The dosage has not been established in pediatric patients. It may be unsafe for your child. It is always important to fully understand the safety of the drug before using. Please consult with your doctor or pharmacist for more information.

How is Cialis® (tadalafil) available?

Cialis® is available in the following dosage forms and strengths:

  • Tablet, film coated Tadalafil 2.5mg

What should I do in case of an emergency or overdose?

In case of an emergency or an overdose, call your local emergency services or go to your nearest emergency room.

What should I do if I miss a dose?

If you miss a dose of Cialis®, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and take your regular dose as scheduled. Do not take a double dose.

Hello Health Group does not provide medical advice, diagnosis or treatment.

Sources

Review Date: July 13, 2017 | Last Modified: July 13, 2017

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