What is Tadalafil: Uses, Warnings & Interactions

Updated Mar. 31, 2021  •  Published Dec. 30, 2020

Tadalafil overview

BRAND NAMES:

  • Cialis, Adcirca, Alyq

Generic Names:

  • Tadalafil

Uses:

  • Treats erectile dysfunction and the symptoms of benign prostatic hyperplasia (enlarged prostate). Also treats pulmonary arterial hypertension (high blood pressure in the lungs) to improve your exercise ability.

Therapeutic Classes:

  • Antihypertensive, Erectile Dysfunction Agent

Forms:

  • Tablet

How it’s taken:

  • By mouth

What form(s) does Tadalafil come in

  • Tablet

What are common Tadalafil doses?

  • Tablet 2.5MG

  • Tablet 5MG

  • Tablet 10MG

  • Tablet 20MG

  • Box 30 Tablets

  • Box 15 Tablets

  • Bottle 30 Tablets

  • Bottle 1GM of

  • Bottle 5GM of

  • Disp Pack 15 Tablets

Common Tadalafil prescriptions

  • Tadalafil
    30 tablets bottle

  • Tadalafil
    15 tablets box

  • Tadalafil
    30 tablets box

  • Tadalafil
    15 tablets disp pack

  • Tadalafil
    10mg tablet

  • Tadalafil
    2.5mg tablet

  • Tadalafil
    20mg tablet

  • Tadalafil
    5mg tablet

Tadalafil contraindications

  • This medicine is not right for everyone. Do not use it if you had an allergic reaction to tadalafil.

Tadalafil warnings

  • Sudden decrease in hearing or hearing loss, ringing in the ears, dizziness

  • Sudden loss of vision

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

  • Your doctor will do lab tests at regular visits to check on the effects of this medicine. Keep all appointments.

  • This medicine may cause the following problems: Low blood pressure (especially if taken with other medicines that lower blood pressure)Painful or prolonged erectionHearing or vision problems

  • Tell any doctor who treats you that you are using tadalafil.

  • Tell your doctor if you are pregnant or breastfeeding, or if you have kidney disease, liver disease, lung or breathing problems, diabetes, high cholesterol, cancer (including leukemia, multiple myeloma), sickle cell anemia, bleeding problems, stomach ulcer, problems with your penis, or eye problems. Tell your doctor if you have angina or chest pain during sex, heart disease, heart rhythm problems, high or low blood pressure, or a history of heart attack or stroke. Also tell your doctor if you smoke or drink alcohol.

Tadalafil interactions

  • Do not eat grapefruit or drink grapefruit juice while you are using this medicine.

  • Some foods and medicines can affect how tadalafil works. Tell your doctor if you are using any of the following:Bosentan, carbamazepine, erythromycin, indinavir, itraconazole, ketoconazole, phenobarbital, phenytoin, rifampin, ritonavirBlood pressure medicine (including alfuzosin, amlodipine, bendroflumethiazide, candesartan, doxazosin, enalapril, losartan, metoprolol, tamsulosin, terazosin)Medicine to treat prostate problems

  • Do not use this medicine if you are also taking riociguat or a nitrate medicine. You may use a nitrate medicine at least 48 hours after your last dose of tadalafil. Do not take other medicines that contain tadalafil or similar medicines, including sildenafil or vardenafil.

  • Do not have 5 or more alcohol-containing drinks in a short period of time while you are using this medicine.

Tadalafil side effects

Serious Side Effects

  • Sudden loss of vision

  • Painful erection or an erection that lasts longer than 4 hours with or without pain

  • Lightheadedness, fainting

  • Chest pain, trouble breathing

  • Blistering, peeling, or red skin rash

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing

  • Sudden decrease in hearing or hearing loss, ringing in the ears, dizziness

Less Serious Side Effects

  • Headache

  • Warmth or redness in your face, neck, arms, or upper chest

  • Stuffy or runny nose

  • Upset stomach, nausea

  • Back or muscle pain