Persistent phototransformation products of vardenafil (Levitra®) and sildenafil (Viagra®)

Levitra > liquid levitra


In patients taking alpha-blockers, do not initiate vardenafil therapy with vardenafil orally disintegrating tablet.

Section snippets

(2.1)Vardenafil orally disintegrating tablet may be taken with or without food. (2.2)DOSAGE FORMS AND STRENGTHSVardenafil orally disintegrating tablet 10 mg: White to off-white, round, biconvex, orally disintegrating tablets (not scored) (3)CONTRAINDICATIONSWARNINGS AND PRECAUTIONSCardiovascular Effects: Patients should not use vardenafil orally disintegrating tablet if sex is inadvisable due to cardiovascular status. (5.1)Strong and Moderate CYP3A4 Inhibitors: Do not use vardenafil orally disintegrating tablet in patients taking strong or moderate CYP3A4 inhibitors. (5.2, 7.2)Risk of Priapism: In the event that an erection lasts more than 4 hours, the patient should seek immediate medical assistance. (5.3)Effects on the Eye: Patients should stop use of vardenafil orally disintegrating tablet, and seek medical attention in the event of sudden loss of vision in one or both eyes, which could be a sign of non arteritic anterior ischemic optic neuropathy (NAION). (2.4,5.6)QT Prolongation: Patients with congenital QT syndrome or taking class IA or III antiarrhythmics should avoid using vardenafil orally disintegrating tablet. (5.7, 12.2)Phenylketonurics: Each vardenafil orally disintegrating tablet contains 3.36 mg phenylalanine per tablet, which could be harmful for patients with phenylketonuria.

  • Consumers should avoid alcohol when using liquid Levitra.
  • Do not exceed the prescribed dose to prevent side effects.
  • Keep out of reach of children due to potential misuse.

(5.12)ADVERSE REACTIONSAdverse reactions reported by ≥ 2% of patients treated with vardenafil orally disintegrating tablet: Headache, flushing, nasal congestion, dyspepsia, dizziness, back pain.

Dosage Frequency Onset Time Duration of Effect Notes
10 mL (200 mg) Once 30 minutes before 30-60 min Up to 4 hours Maximum recommended dose
5 mL (100 mg) As needed 30 min 3-4 hours Consult doctor for tailored dose
15 mL (300 mg) 24 hours apart 30-60 min Up to 4 hours Do not exceed recommended dose

(6.1)To report SUSPECTED ADVERSE REACTIONS, contact Macleods Pharma USA, Inc., at 1-888-943-3210 or 1-855-926-3384 or FDA at 1-800-FDA-1088 or INTERACTIONSVardenafil orally disintegrating tablet can potentiate the hypotensive effects of nitrates, alpha-blockers, and antihypertensives.

Product Dosage Quantity + Bonus Price
Levitra Original20mg76 + 4 Pills344.39€ 327.99€
Levitra Soft Tabs20mg90 + 6 Pills241.31€ 229.82€
Levitra Generic20mg60 + 6 Pills131.11€ 124.87€
Levitra Soft Tabs20mg360 + 20 Pills682.21€ 649.72€
Levitra Generic10mg90 + 8 Pills150.58€ 143.41€
Levitra Original20mg64 + 4 Pills298.45€ 284.24€
Levitra Generic40mg20 Pills67.56€ 64.34€
Levitra Generic60mg30 + 2 Pills109.43€ 104.22€
Levitra Soft Tabs20mg60 + 4 Pills178.40€ 169.90€
Levitra Professional20mg270 + 6 Pills738.98€ 703.79€
Levitra Professional20mg30 Pills119.12€ 113.45€
Levitra Professional20mg60 + 2 Pills223.11€ 212.49€

(7.1)Do not use vardenafil orally disintegrating tablet with moderate or strong CYP3A4 inhibitors as coadministration will result in significant increases in plasma vardenafil concentrations.

Ingredient Concentration Purpose Notes
Vardenafil Hydrochloride 20 mg/mL Active component for erectile dysfunction relief Prescribed dose varies
Glycerin 10% Solvent and base Enhances absorption
Purified Water Q.S. to 100% Diluent Ensures stability
Flavoring Agents - Improves taste Commonly mint or berry

(7.2)USE IN SPECIFIC POPULATIONSSee 17 for PATIENT COUNSELING INFORMATION and FDA-approved patient labeling.Revised: 1/2025 Warnings and Precautions (5.4) 08/2017 Vardenafil is a phosphodiesterase 5 (PDE5) inhibitor indicated for the treatment of erectile dysfunction.

Clave para el uso de los medicamentos que tratan la disfunción eréctil:

You should carry the list with you in case of emergencies. If you are a consumer or patient please visit this version. HIGHLIGHTS OF PRESCRIBING INFORMATION These highlights do not include all the information needed to use VARDENAFIL ORALLY DISINTEGRATING TABLETS safely and effectively. See full prescribing information for VARDENAFIL ORALLY DISINTEGRATING TABLETS.VARDENAFIL orally disintegrating tabletsInitial U.S. Approval: 2003RECENT MAJOR CHANGESWarnings and Precautions (5.4) 08/2017INDICATIONS AND USAGEVardenafil is a phosphodiesterase 5 (PDE5) inhibitor indicated for the treatment of erectile dysfunction.

How effective are vardenafil and tadalafil for erectile dysfunction?

(1)DOSAGE AND ADMINISTRATIONVardenafil orally disintegrating tablet is not interchangeable with vardenafil 10 mg film-coated tablets (LEVITRA). Vardenafil orally disintegrating tablet provides higher systemic exposure compared to vardenafil 10 mg film-coated tablets (LEVITRA). (2.1)Vardenafil orally disintegrating tablet is taken as needed, orally, approximately 60 minutes before sexual activity. (2.1)The maximum recommended dosing frequency is one tablet per day. (2.1)Vardenafil orally disintegrating tablet should be placed on the tongue where it will disintegrate. Vardenafil orally disintegrating tablet is not interchangeable with vardenafil 10 mg film-coated tablets (LEVITRA). Vardenafil orally disintegrating tablet is taken as needed, orally, approximately 60 minutes before sexual activity. The maximum recommended dosing frequency is one tablet per day.

5.12 Phenylketonurics

Do not take any more doses of vardenafil or similar medications such as sildenafil (Viagra) or tadalafil (Cialis) until you talk to your doctor. Some patients experienced a sudden decrease or loss of hearing after they took vardenafil or other medications that are similar to vardenafil. The hearing loss usually involved only one ear and may not get better. It is not known if the hearing loss was caused by the medication. If you experience a sudden loss of hearing, sometimes with ringing in the ears or dizziness, while you are taking vardenafil, call your doctor immediately.

Can vardenafil and tadalafil be taken together?

If you experience a serious side effect, you or your doctor may send a report to the Food and Drug Administration's (FDA) MedWatch Adverse Event Reporting program online ( or by phone (1-800-332-1088). Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Dispose of unneeded medications in a way so that pets, children, and other people cannot take them. Do not flush this medication down the toilet. Vardenafil orally disintegrating tablet should be placed on the tongue where it will disintegrate. Vardenafil orally disintegrating tablet may be taken with or without food.

  • Patients should inform their doctor of all medications.
  • Interactions with nitrate drugs are dangerous.
  • Always consult before combining with other medicines.

Vardenafil orally disintegrating tablet 10 mg: White to off-white, round, biconvex, orally disintegrating tablets (not scored) (3) Cardiovascular Effects: Patients should not use vardenafil orally disintegrating tablet if sex is inadvisable due to cardiovascular status. Strong and Moderate CYP3A4 Inhibitors: Do not use vardenafil orally disintegrating tablet in patients taking strong or moderate CYP3A4 inhibitors. Risk of Priapism: In the event that an erection lasts more than 4 hours, the patient should seek immediate medical assistance.

¿Cómo Lucen los Problemas del Pene?

Talk to your pharmacist about take-back programs in your community. Visit the FDA's Safe Disposal of Medicines website for more information. Keep all medication out of sight and reach of children as many containers are not child-resistant. Place the medication in a safe location – one levitra 40 mg online that is up and away and out of their sight and reach. In case of overdose, call the poison control helpline at 1-800-222-1222.

How to Use This Medicine:

Information is also available online at If the victim has collapsed, had a seizure, has trouble breathing, or can't be awakened, immediately call emergency services at 911. Do not let anyone else take your medication. Ask your pharmacist any questions you have about refilling your prescription. Keep a written list of all of the prescription and nonprescription (over-the-counter) medicines, vitamins, minerals, and dietary supplements you are taking. Bring this list with you each time you visit a doctor or if you are admitted to the hospital. Effects on the Eye: Patients should stop use of vardenafil orally disintegrating tablet, and seek medical attention in the event of sudden loss of vision in one or both eyes, which could be a sign of non arteritic anterior ischemic optic neuropathy (NAION).

  • Liquid Levitra is often preferred for its ease of swallowing.
  • It may be used when swallowing pills is difficult.
  • Proper storage preserves its potency.

Sudden Hearing Loss: Patients should stop vardenafil orally disintegrating tablet and seek medical attention in the event of sudden decrease or loss in hearing. Alpha-Blockers: Caution is advised when PDE5 inhibitors are coadministered with alpha-blockers.

2.4 Concomitant Medications

If you ever need emergency medical treatment for a heart problem, the health care providers who treat you will need to know when you last took vardenafil. if you have phenylketonuria (PKU, an inherited condition in which a special diet must be followed to prevent damage to your brain that can cause severe intellectual disability), you should know that the rapidly disintegrating tablets are sweetened with aspartame, a source of phenylalanine. if you have fructose intolerance (an inherited condition in which the body lacks the protein needed to break down fructose,[a fruit sugar found in certain sweeteners such as sorbitol]), you should know that the the rapidly disintegrating tablets are sweetened with sorbitol. Tell your doctor if you have fructose intolerance. Talk to your doctor about eating grapefruit or drinking grapefruit juice while taking this medicine.

What should I do if I accidentally take too much vardenafil?

erection that lasts longer than 4 hours sudden severe loss of vision (see below for more information) changes in color vision (seeing blue tinge on objects, difficulty telling the difference between blue and green, or difficulty seeing at night) swelling of the face, throat, tongue, lips, eyes, hands, feet, ankles, or lower legs Call your doctor if you have any unusual problems while taking this medication. Some patients experienced a sudden loss of some or all of their vision after they took vardenafil or other medications that are similar to vardenafil. The vision loss was permanent in some cases. It is not known if the vision loss was caused by the medication. If you experience a sudden loss of vision while you are taking vardenafil, call your doctor immediately. QT Prolongation: Patients with congenital QT syndrome or taking class IA or III antiarrhythmics should avoid using vardenafil orally disintegrating tablet.

7.3 Effects of Vardenafil on Other Drugs

Vardenafil orally disintegrating tablet should be used with caution, and only when the anticipated benefits outweigh the risks, in patients with a history of NAION. Patients with a “crowded” optic disc may also be at online levitra pharmacy an increased risk of NAION. (5.4, 6.2)Sudden Hearing Loss: Patients should stop vardenafil orally disintegrating tablet and seek medical attention in the event of sudden decrease or loss in hearing. (5.5, 6.2)Alpha-Blockers: Caution is advised when PDE5 inhibitors are coadministered with alpha-blockers. In some patients, concomitant use of these two drug classes can lower blood pressure significantly leading to symptomatic hypotension (for example, fainting). Phenylketonurics: Each vardenafil orally disintegrating tablet contains 3.36 mg phenylalanine per tablet, which could be harmful for patients with phenylketonuria. Adverse reactions reported by ≥ 2% of patients treated with vardenafil orally disintegrating tablet: Headache, flushing, nasal congestion, dyspepsia, dizziness, back pain. To report SUSPECTED ADVERSE REACTIONS, contact Macleods Pharma USA, Inc., at 1-888-943-3210 or 1-855-926-3384 or FDA at 1-800-FDA-1088 or Vardenafil orally disintegrating tablet can potentiate the hypotensive effects of nitrates, alpha-blockers, and antihypertensives.

  • Liquid Levitra offers an alternative to pills for convenience.
  • It is primarily used to treat erectile dysfunction.
  • Suitable for those with difficulty swallowing tablets.