The Mechanism of Action of Tadalafil 5 mg
Another option is to call America’s Poison Centers at 800-222-1222 or use its online tool. If you have severe symptoms, immediately call 911 or your local emergency number, or go to the nearest emergency room. The Cialis dosage your doctor prescribes will depend on several factors. the type and severity of the condition you’re using Cialis to treat side effects that you may have from taking Cialis how well the medication is working for you, if used to treat erectile dysfunction (ED) Other medical conditions you have can also affect your Cialis dosage.
More about Cialis (tadalafil)
Cialis is approved to treat the following conditions: Note: Some people may be prescribed Cialis to treat both ED and BPH. Whichever condition Cialis is used to treat, the recommended maximum dose per day is 20 mg. This is the highest dosage that a doctor may prescribe. If you’re prescribed Cialis for daily use, the typical starting dosage is 2.5 mg taken once per day. If this dosage is not effective for you, your doctor may increase your dosage to 5 mg per day.
Dosage for erectile dysfunction (ED)
You do not have to take Cialis at any specific time before sexual activity when it’s prescribed in this way. You can take your dose at any time of day. But you should try to take it at the same time every day. This helps ensure there’s enough medication in your body for Cialis to be effective. The typical dosage of Cialis for occasional use in treating ED is 10 mg taken before sexual activity. If you have kidney or liver problems, your doctor may adjust your Cialis dosage. If the kidney or liver problems are mild or moderate, you’ll likely need a lower dose of the drug than usual.
| Product | Dosage | Quantity + Bonus | Price | |
|---|---|---|---|---|
| Cialis Professional | 40mg | 270 + 6 Pills | 898.37€ 855.59€ | |
| Cialis Generic | 10mg | 180 + 8 Pills | 236.88€ 225.60€ | |
| Cialis Black | 80mg | 120 + 8 Pills | 264.77€ 252.16€ | |
| Cialis Generic | 40mg | 20 Pills | 59.47€ 56.64€ | |
| Cialis Generic | 60mg | 60 + 4 Pills | 145.06€ 138.15€ | |
| Cialis Professional | 40mg | 60 + 2 Pills | 262.32€ 249.83€ | |
| Cialis Generic | 60mg | 180 + 10 Pills | 313.11€ 298.20€ | |
| Cialis Super Active | 20mg | 30 + 6 Pills | 128.09€ 121.99€ | |
| Cialis Generic | 2.5mg | 20 Pills | 40.73€ 38.79€ | |
| Cialis Generic | 20mg | 90 + 6 Pills | 154.71€ 147.34€ | |
| Cialis Black | 80mg | 20 Pills | 71.83€ 68.41€ |
Keep in mind that if you have severe liver problems, you should not use Cialis. The drug is also not recommended for daily use if you have severe kidney problems. Your doctor can determine the severity of your kidney or liver problems and whether Cialis is a safe medication for you to take. Talk with your doctor or pharmacist if you have questions about Cialis dosage adjustments. You can take them with or without food.
Side Effects
Then, if needed, they can adjust it over time to reach the amount that’s right for you. If you have additional questions about the use of Cialis in older adults, talk with your doctor or pharmacist. It’s important that you do not use more Cialis than your doctor prescribes. For some medications, taking more than the recommended amount may lead to side effects or overdose. Call your doctor right away if you believe you’ve taken too much Cialis. If you take Cialis for occasional use to treat erectile dysfunction (ED), you should take your dose before sexual activity. If you take Cialis daily for ED, benign prostatic hyperplasia (BPH), or both, you can take your dose at any time of day. But you should try to take your dose at the same time every day.
What special precautions should I follow?
The maximum recommended dosage for ED or BPH is 20 mg per day. Your doctor may adjust your Cialis dosage based on factors such as other medications you take, whether you experience bothersome side effects, and whether you have kidney or liver problems. Cialis belongs to a drug class called phosphodiesterase-5 (PDE5) inhibitors. It is available in a generic version. This article describes the dosages of Cialis, as well as its available strengths and how to take it.
Cialis strengths
The following information describes dosages that are commonly used or recommended for Cialis. Be sure to take the dosage your doctor prescribes for you. They’ll determine the best dosage to fit your needs. In some cases, doctors may adjust your dosage from those mentioned here. Cialis comes as an oral tablet in four strengths: 2.5 milligrams (mg), 5 mg, 10 mg, and 20 mg. You should not take more than one dose of Cialis per day. Be sure not to take more of the drug than your doctor prescribes for you. Doing so may lead to serious side effects from Cialis.
| Condition | Recommendation | Notes |
|---|---|---|
| Nitrate use | Do not use concurrently | Risk of severe hypotension |
| Severe liver impairment | Consult doctor before use | Adjusted dosing may be necessary |
| Heart conditions | Caution; consult healthcare provider | Especially for unstable angina |
| Retinitis pigmentosa | Use with caution | Eye health considerations |
| Hypotension (<90/50 mmHg) | Avoid use | Blood pressure management |
If you have questions about how to take Cialis, talk with your doctor or pharmacist. If you forget to take a once-daily dose of Cialis, try to take it as soon as you remember. But keep in mind that you should not take more than one Cialis dose per day. So if you missed a dose yesterday, skip that dose and take your next scheduled dose of Cialis.
Dosing & Uses
If you have side effects with the 10-mg dose, your doctor may reduce your dose to 5 mg. If the 10-mg dose doesn’t work for you, they may increase your dose to the maximum recommended dosage of 20 mg per day. When taken for occasional use to treat ED, the effects of Cialis have been reported to last up to 36 hours. Regardless of the prescribed dose, you should not take more than one Cialis tablet per day. For treating BPH, the recommended Cialis dosage is 5 mg taken once per day.
How should I store tadalafil?
For use as a single medication to treat both ED and BPH, the recommended Cialis dosage is 5 mg taken once per day. You don’t have to take Cialis at any specific time before sexual activity when it’s prescribed in this way. Doctors recommend using Cialis as a long-term treatment, even if you take it only on occasion to treat ED. If you and your doctor determine that Cialis is safe and effective for you, you’ll likely take it long term. The following are some answers to frequently asked questions about Cialis dosages. It’s important that you do not take more Cialis than your doctor prescribes for you. Doing so may lead to serious side effects. To help make sure that you don’t miss a dose, try using a medication reminder.
- Not a cure for erectile dysfunction; treats symptoms while taken.
- Can be used safely long-term under medical supervision.
- May interact with certain antibiotics and antifungal medications.
- Men over 65 may be more sensitive to side effects.
- Use cautiously with medications for high blood pressure.
- Recreational use without medical need is dangerous and illegal.
- Counterfeit versions sold online often contain incorrect dosages.
- Report any chest pain, dizziness, or nausea to your doctor.
- Combining with other ED treatments is not recommended.
- Allows for less frequent dosing compared to sildenafil (Viagra).
This can include setting an alarm or timer on your phone or downloading a reminder app. Disclaimer: Medical News Today has made every effort to make certain that all information is factually correct, comprehensive, and up to date. However, this article should not be used as a substitute for the knowledge and expertise of a licensed healthcare professional. You should always consult your doctor or another healthcare professional before taking any medication. The drug information contained herein is subject to change and is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. The absence of warnings or other information for a given drug does not indicate that the drug or drug combination is safe, effective, or appropriate for all patients or all specific uses.
Bottom line
The maximum recommended dosage of Cialis is 20 mg once per day. Taking a higher dose of Cialis than recommended could increase your risk for side effects. These can include serious side effects such as drops in blood pressure or priapism (a painful erection that won’t go away). It’s important not to take more Cialis than the dose your doctor recommends. You should take Cialis exactly as it’s prescribed for you. Generic name: Tadalafil 5mg Dosage form: tablet, film coated Drug class: Impotence medications Do not split CIALIS tablets; entire dose should be taken. The recommended starting dose of CIALIS for use as needed in most patients is 10 mg, taken prior to anticipated sexual activity.
What are the side effects?
If you have other questions about Cialis doses, talk with your doctor or pharmacist. Cialis dosages for someone who is age 70 years (and older adults in general) are the same as those for other adults. For recommended doses, see everyday cialis cost the “Cialis dosage” section. Older adults may be more sensitive to the effects of Cialis. Because of this, your doctor may prescribe a lower dose than usual when you start taking Cialis. The dose may be increased to 20 mg or decreased to 5 mg, based on individual efficacy and tolerability. The maximum recommended dosing frequency is once per day in most patients. CIALIS for use as needed was shown to improve erectile function compared to placebo up to 36 hours following dosing. Therefore, when advising patients on optimal use of CIALIS, this should be taken into consideration. The recommended starting dose of CIALIS for once daily use is 2.5 mg, taken at approximately the same time every day, without regard to timing of sexual activity. The CIALIS dose for once daily use may be increased to 5 mg, based on individual efficacy and tolerability. The recommended dose of CIALIS for once daily use is 5 mg, taken at approximately the same time every day.
Further information
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Inclusion criteria and trial selection
We publish reviews collected through independent platforms including Reviews.io and Trustpilot. Why this page was updated on Sep 19, 2025 Content checked and updated as part of our 3-yearly periodic review, to ensure accuracy and currentness. Cialis (tadalafil) is a brand-name drug used to treat erectile dysfunction (ED) and benign prostatic hyperplasia (BPH). The typical dosage of Cialis depends on the condition it’s being used to treat. And for ED, the dosage depends on whether it’s taken daily or as needed. When therapy for BPH is initiated with CIALIS and finasteride, the recommended dose of CIALIS for once daily use is 5 mg, taken at approximately the same time every day for up to 26 weeks. The recommended dose of CIALIS for once daily use is 5 mg, taken at approximately the same time every day, without regard to timing of sexual activity.
- PDE5 inhibitors like Cialis may have protective cardiac effects studied.
- Theories include improved endothelial function and reduced oxidative stress.
- These potential benefits are not a reason for prescription without ED/BPH.
- Never share your prescription medication with another person.
- A friend's positive experience does not guarantee your safety or results.
- Dosage is highly individualized based on health and response.
- Keeping a symptom diary can help your doctor assess effectiveness.
- Follow-up appointments are crucial to monitor benefits and side effects.
- Treatment can be discontinued at any time under doctor's guidance.
- Newer treatments may emerge; stay informed with your physician.
Creatinine clearance 30 to 50 mL/min: A starting dose of 5 mg not more than once per day is recommended, and the maximum dose is 10 mg not more than once in every 48 hours. Creatinine clearance less than 30 mL/min or on hemodialysis: The maximum dose is 5 mg not more than once in every 72 hours. Creatinine clearance less than 30 mL/min or on hemodialysis: CIALIS for once daily use is not recommended. Benign Prostatic Hyperplasia and Erectile Dysfunction/Benign Prostatic Hyperplasia Creatinine clearance 30 to 50 mL/min: A starting dose of 2.5 mg is recommended.
- 5 mg Cialis is used for consistent, daily erectile support.
- The medication is available by prescription only.
- Cialis belongs to the class of PDE5 inhibitors.
- It is important to follow prescribed dosage instructions.
- Overdosing can lead to serious health risks.
- Cialis is generally well-tolerated in low doses.
- The drug can be used safely for long-term treatment.
- 5 mg doses are often preferred for older men.
- Cialis tablets are usually taken at the same time daily.
- Consistency helps maintain steady drug levels in blood.
- 5 mg doses can be adjusted by physicians based on response.
- Patients should report any adverse effects immediately.