
What's The Best Dosage Of Cialis?









Brenda Ikeji
Last reviewed: 28 Feb 2025
Understanding Cialis Dosages and Their Strengths
Cialis, a well-recognized treatment for erectile dysfunction (ED), features the active substance tadalafil. Available in four primary dosages, choosing the right strength is essential based on personal requirements, frequency of use, and individual response to the medication, which can differ significantly among patients.
To initiate your Cialis treatment journey, starting with the 10 milligram (mg) dosage is commonly recommended. It is considered a practical choice for many men. Given that responses to this medication can vary widely, it is beneficial to consult a qualified healthcare provider to determine which dosage aligns best with your medical needs and lifestyle choices.
Available Dosages of Cialis
Cialis is offered in the following dosages:
- 2.5mg – Small white tablets
- 5mg – Light orange tablets
- 10mg – Larger light orange tablets
- 20mg – Larger dark orange tablets
The 2.5mg and 5mg tablets are designated as Cialis Daily, intended for everyday use to ensure readiness for sexual intimacy at any time. In contrast, the 10mg and 20mg dosages are categorized as Cialis On Demand, taken before anticipated sexual activity rather than on a daily schedule.
Differences Between Cialis Daily and Cialis On Demand
Cialis Daily:
- Available in doses of 2.5mg and 5mg
- Engineered for consistent, daily administration
- Promotes reliable erection acquisition after a few days of use
- Facilitates spontaneous sexual encounters without planning
- 2.5mg serves as the typical introductory dose; 5mg is advisable for more frequent users
Cialis On Demand:
- Available in doses of 10mg and 20mg
- Effectiveness can last up to 36 hours
- Perfect for those who prefer not to take medication daily
- 10mg is often the first suggested dose; 20mg may be prescribed if the 10mg does not suffice
Selecting an Appropriate Dosage of Cialis
Your ideal dosage is contingent on how frequently you anticipate engaging in sexual activity:
Up to Twice Per Week
10mg and 20mg dosages are appropriate for men who engage in sexual activities infrequently, as these doses enable erection attainment within 30-60 minutes.
More Than Twice Per Week
For those who expect to require an erection more frequently than twice weekly, the Cialis Daily option (2.5mg or 5mg) could be more advantageous, ensuring continual medication effectiveness in your system.
Recommended Starting Dosages for Cialis
Most healthcare providers recommend initiating treatment with lower doses, particularly 10mg, to evaluate its effectiveness while minimizing the likelihood of side effects. If this dosage proves inadequate, your doctor may suggest increasing to 20mg.
Factors Influencing Cialis Dosage
Several factors contribute to the determination of your prescribed dosage:
- Your age and general health condition
- Expected frequency of sexual engagements
- Current medications being taken
- Any side effects experienced with the medication
- Overall effectiveness and response to the treatment
Finding the Right Cialis Dosage for You
It is important to note that Cialis may not suit everyone, necessitating a thorough evaluation by your healthcare provider before prescription. A comprehensive review of your medical history will help ensure that Cialis does not interact unfavorably with any existing medications or medical conditions.
Instructions for Taking Cialis
Cialis is an orally administered medication and should be taken whole with water. For Cialis Daily, consistency is key; take it at the same time every day for optimal results. For Cialis On Demand, it should be consumed at least 30 minutes before engaging in sexual activity, and can be taken with or without food.
When to Adjust Your Dosage
Switching Due to Side Effects
If side effects occur, consider discussing dosage modifications with your healthcare provider. Typical side effects include headaches, nausea, and flushing. Any unusual symptoms should also be reported promptly to your physician.
Switching Due to Ineffectiveness
If you find your current dosage ineffective, consult your doctor regarding the possibility of increasing the dose. The maximum dose permitted is 20mg, which requires careful monitoring.
What to Do If You Miss a Dose
If you forget to take your Cialis:
Cialis On Demand: Take it as soon as you remember, but ensure that it takes effect before engaging in sexual activity.
Cialis Daily: Once remembered, take the missed dose, but refrain from exceeding more than one dose in a 24-hour period.
Maximizing Effectiveness of Your Cialis Dosage
To enhance Cialis's effectiveness:
Avoid Fatty Foods:
Taking Cialis alongside high-fat meals may adversely affect its absorption rate.
Timing:
- Administer 10mg and 20mg roughly one hour before sexual activity.
- For daily dosages, maintain a consistent daily administration time.
Avoid Alcohol:
Excessive alcohol intake may reduce Cialis’s effectiveness, enhance side effects, and worsen erection challenges.
Beware of Grapefruit Juice:
Avoid grapefruit juice, as it can interfere with Cialis metabolism and increase the potential for side effects.
Cialis Dosages in Relation to Other Medications
Cialis vs Viagra:
- Distinct active ingredients and dosing recommendations.
- Cialis offers prolonged effects (up to 36 hours), in contrast to Viagra, which lasts for approximately 6 hours.
- Both medications may require up to one hour to begin taking effect.
Branded versus Generic:
- Cialis and its generic counterpart, tadalafil, share the same dosages and active components.
- Both have comparable side effect profiles and efficacy levels.
Conclusion
This comprehensive article provides insights into the various dosages of Cialis and considerations for optimizing its effectiveness. Starting with a lower dosage and collaborating with your healthcare provider is crucial in determining the most suitable regimen tailored to your needs. Always seek the guidance of a medical professional before modifying any aspect of your treatment plan.
Brenda Ikeji
Brenda studied medicine at St Georges University of London and has most recently worked in John Radcliffe Oxford University Hospitals, covering acute and general medicine.
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Last reviewed: 28 Feb 2025
Sources:
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Choi, H., et al. (2014). Comparison of the Efficacy and Safety of 5-mg Once-Daily Versus 5-mg Alternate-Day Tadalafil in Men with Erectile Dysfunction. International Journal of Impotence Research: 27, pp 33-37. https://pubmed.ncbi.nlm.nih.gov/24990200/
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Moncada, I., et al. (2014). Effects of Tadalafil Once Daily or On Demand Versus Placebo on Time to Recovery of Erectile Function in Patients After Bilateral Nerve-Sparing Radical Prostatectomy. World J Urol: 33, pp 1031-1038. https://pubmed.ncbi.nlm.nih.gov/25155034/
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Padma-Nathan, H., et al. (2001). On-Demand IC351 (Cialis) Enhances Erectile Function in Patients with Erectile Dysfunction. International Journal of Impotence Research: 13, pp 2-9. https://pubmed.ncbi.nlm.nih.gov/11313831/
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Sadovsky, R. (2002). The Role of the Primary Care Clinician in the Management of Erectile Dysfunction. Reviews in Urology: 4(Suppl 3), pp S54-S63. https://pubmed.ncbi.nlm.nih.gov/16986015/
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Say, A., et al. (2017). Interaction Between Grapefruit Juice and Drugs. Acta Physica Polonica A. http://przyrbwn.icm.edu.pl/APP/PDF/132/app132z3-IIp059.pdf
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