SAFETY AND PHARMACOKINETICS OF VARDENAFIL INHALATION POWDER (RT234) FOLLOWING ORAL INHALATION IN HEALTHY ADULT VOLUNTEERS

Ask your healthcare professional how you should dispose of any medicine you do not use. It is important that you tell all of your doctors that you take vardenafil.

Condition	Details	Notes
Temperature	20-25°C	Keep away from heat sources
Humidity	<60%	Keep in a dry place
Light exposure	Protect from direct sunlight	Use original packaging
Keep out of reach	Children and pets	Safety precaution

If you need emergency medical care for a heart problem, it is important that your doctor knows when you last took vardenafil.

Addressing Concerns and FAQs: Key Insights on Vardenafil

Vardenafil is not indicated for use in children. Safety and efficacy have not been established. Appropriate studies performed to date have not demonstrated geriatric-specific problems that would limit the usefulness of vardenafil in the elderly. There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.

Platelet-rich plasma intracavernosal injections for the treatment of primary organic erectile dysfunction: a systematic review and meta-analysis of contemporary controlled studies

Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. When you are taking this medicine, it is especially important that your healthcare professional know if you are taking any of the medicines listed below. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive. Using this medicine with any of the following medicines is not recommended. Do not use this medicine if you are also using a nitrate medicine for angina or high blood pressure. Some examples of nitrate medicines include nitroglycerin, isosorbide, Imdur®, Nitro-Bid®, Nitro-Dur®, Nitrol® ointment, Nitrolingual® spray, Nitrostat®, and Transderm Nitro®. Some illegal ("street") drugs called "poppers" also contain nitrates such as amyl nitrate and butyl nitrate.

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Do not use this medicine if you also use riociguat (Adempas®). If you experience a prolonged or painful erection for 4 hours or more, contact your doctor right away.

What special precautions should I follow?

It is not known if the medicine is safe for use in these patients. Fructose intolerance—The Staxyn® disintegrating tablet contains sorbitol, which can make this condition worse. QT prolongation (rare heart condition), or history of—Use with caution. The effects may be increased because of slower removal of the medicine from the body. Phenylketonuria (PKU)—The Staxyn® disintegrating tablet contains aspartame, which can make this condition worse.

Corresponding author

Use this medicine exactly as directed by your doctor. Do not use more of it and do not use it more often than your doctor ordered. If you use too much, the chance of having unwanted effects is increased. This medicine should come with a patient information leaflet. Ask your doctor or pharmacist if you have any questions. This condition may require prompt medical treatment to prevent serious and permanent damage to your penis.

Drug Interaction

You may take this medicine with or without food. This medicine usually begins to work within 60 minutes after taking it and stimulation of the penis is required. If you have any questions about the use of vardenafil, talk to your doctor. If you are using the disintegrating tablet, make sure your hands are dry before you handle the tablet. Do not open the blister pack until you are ready to take the tablet.

Less common

Peel back the foil and take the tablet out. Do not push the tablet through the foil. Place the tablet on your tongue and allow it to melt. Use only the brand of this medicine that your doctor prescribed. Different brands may not work the same way. If you have a sudden loss of vision in one or both eyes, contact your doctor right away. Check with your doctor right away if you have a sudden decrease in hearing or loss of hearing with dizziness or ringing in the ears.

What should I know about storage and disposal of this medication?

However, the dose is usually not more than 20 mg once per day.Children—Use is not recommended. For oral dosage form (disintegrating tablets):Adults—10 milligrams (mg) as a single dose, no more than once per day, approximately 1 hour before sexual activity.Children—Use is not recommended. Adults—10 milligrams (mg) as a single dose, no more than once per day, approximately 1 hour before sexual activity. For oral dosage form (tablets):Adults 65 years and older—5 milligrams (mg) as a single dose, no more than once per day, approximately 1 hour before sexual activity. Adults 65 years and older—5 milligrams (mg) as a single dose, no more than once per day, approximately 1 hour before sexual activity. If you already use medicine for high blood pressure (hypertension), vardenafil could make your blood pressure go too low. Call your doctor right away if you have blurred vision, confusion, dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position, sweating, or unusual tiredness or weakness.

• Vardenafil enhances blood flow to the penis.
• It is sold under brand names like Levitra and Staxyn.
• The drug is generally well-tolerated when used correctly.
• Common side effects include dizziness and nasal congestion.
• It should be stored in a cool, dry place away from children.
• Vardenafil is not an aphrodisiac; it requires sexual stimulation.
• Excessive doses can increase cardiovascular risks.
• It’s important to follow the doctor’s instructions for use.
• Patients with heart conditions should consult a doctor before use.
• Vardenafil may cause visual disturbances in some people.
• Regular medical review is recommended during treatment.

This medicine does not protect you against sexually transmitted diseases (including HIV or AIDS). Use protective measures and ask your doctor if you have any questions about this.

• Vardenafil is a prescription medication for erectile dysfunction.
• It works by relaxing blood vessels in the penis.
• The drug's effectiveness depends on sexual arousal.
• Vardenafil is often taken before planned sexual activity.
• It is not a cure but a temporary solution for ED.
• Patients should inform their doctor of all current medications.
• Report any sudden vision loss or hearing issues promptly.
• Vardenafil's safety profile is well established when used correctly.
• The medication is part of a class of PDE5 inhibitors.
• It is not recommended to combine with recreational drugs.
• Some users report relief within 15-30 minutes of intake.

Do not take other medicines unless they have been discussed with your doctor.

Parameter	Value	Units	Notes
Onset of action	30-60	minutes	Usually occurs within this time frame
Peak plasma concentration	0.7-1.5	ng/mL	Achieved approximately 60 minutes after intake
Half-life	4-5	hours	Duration of effect
Bioavailability	~15	%	Oral bioavailability varies

This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal or vitamin supplements. Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

What other information should I know?

Do not eat grapefruit or drink grapefruit juice while you are using this medicine. The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.

Medical Professionals

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine. For treatment of erectile dysfunction:For oral dosage form (disintegrating tablets):Adults—10 milligrams (mg) as a single dose, no more than once per day, approximately 1 hour before sexual activity.Children—Use is not recommended.For oral dosage form (tablets):Adults 65 years and older—5 milligrams (mg) as a single dose, no more than once per day, approximately 1 hour before sexual activity. Your doctor may adjust your dose if needed. However, the dose is usually not more than 20 mg man up pills once per day.Adults up to 65 years—10 mg as a single dose, no more than once per day, approximately 1 hour before sexual activity. Check with your doctor immediately if any of the following side effects occur: dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position fast, irregular, pounding, or racing heartbeat or pulse pain or discomfort in the arms, jaw, back, or neck puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them: Feeling of warmth and redness of the face, neck, arms, and occasionally, upper chest burning feeling in the chest or stomach burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings feeling of constant movement of self or surroundings increased sensitivity of the eyes to sunlight sores, ulcers, or white spots on the lips or tongue or inside the mouth Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Side Effect	Frequency	Severity	Management
Headache	Common	Mild	Over-the-counter analgesics
Flushing	Common	Mild	Cooling measures
Nasal congestion	Less common	Mild	Symptomatic relief
Dizziness	Less common	Mild	Avoid driving or operating heavy machinery

Call your doctor for medical advice about side effects.

Adverse reactions

Your doctor may decide not to treat you with this medication or change some of the other medicines you take. Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines. Using this medicine with any of the following medicines may cause an increased risk of certain side effects, but using both drugs may be the best treatment for you. Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur.

Does vardenafil interact with foods or drinks?

Using alcohol or tobacco with certain medicines may also cause interactions to occur. The presence of other medical problems may affect the use of this medicine. Make sure you tell your doctor if you have any other medical problems, especially: Abnormally shaped penis, including a curved penis and birth defects or Crowded disc or low cup to disc ratio in the eye (an eye disorder) or Hyperlipidemia (high fats in the blood) or Multiple myeloma (cancer of the blood) or Non-arteritic anterior ischemic optic neuropathy (NAION; serious eye condition), history of or Smoking—May increase the chance for a serious side effect in the eye called NAION. Blood vessel problems (eg, aortic stenosis, idiopathic subaortic stenosis) or Heart attack (within the last 6 months) or Retinitis pigmentosa (an inherited eye disorder) or Stroke, history of—Should not be used in patients with these conditions. Stomach ulcers—Chance of problems occurring may be increased. You may report side effects to the FDA at 1-800-FDA-1088.

• Vardenafil dosage adjustments may be needed for older adults.
• It may pose risks in men with low blood pressure.
• Always adhere to the prescribed therapeutic regimen.
• It is not recommended to exceed 20 mg per dose.
• Vardenafil is not intended for use with other ED medications.
• Precise timing of doses ensures efficacy and safety.
• The drug may improve sexual confidence and satisfaction.
• Side effects are usually temporary and dose-related.
• Alcohol and high-fat foods can delay onset of action.
• Avoid using Vardenafil if allergies to it are known.
• Proper hydration can enhance its effectiveness.

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Optimizing Vardenafil's Effectiveness: Timing and Lifestyle Tips

However, the dose is usually not more than 20 mg once per day. Adults up to 65 years—10 mg as a single dose, no more than once per day, approximately 1 hour before sexual activity. Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep out of the reach of children. Do not keep outdated medicine or medicine no longer needed.