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Before you begin taking any new medicine, either prescription or over-the-counter, check with your doctor or pharmacist. The recommended starting doses are 2.5mg for daily use and 10mg for on-demand dosing. Tadalafil and Tadalafil Daily are both able to encourage stronger erections and they are both clinically proven to be safe and effective treatments for erectile dysfunction. All PDE5 inhibitors are about 70% effective at helping people have better erections.

Patience and perseverance are the key attributes to be followed. And the noteworthy thing is that the drug works only if you are already sexually excited. The advice above should give you a good idea of what Cialis dosage is right for you. If you feel like Cialis is the right option for your ED treatment, The Independent Pharmacy sells both Cialis Once Daily tablets and Cialis 10mg and 20mg tablets. Drinking alcohol with any dosage of Cialis can also decrease its effectiveness, making it harder to achieve an erection. If you have sex regularly (at least twice a week), most doctors will start you on the 2.5mg dosage for Cialis Daily.

In many cases, it’s preferred over sildenafil because its effect lasts longer and takes a shorter amount of time to kick in. The main difference between Cialis and Viagra is how long each lasts. Cialis stays in your system for up to 36 hours, and you can take it daily. It’s also possible to take Cialis as needed, about 30 minutes before sex.

In 1994, Pfizer scientists discovered that sildenafil, which also inhibits the PDE5 enzyme, caused penile erection in males participating in a clinical study of a heart medicine. Although ICOS scientists were not testing compound IC351 for treating ED, they recognized its potential usefulness for treating that disorder. Soon, in 1994, ICOS received a patent for compound IC351 (structurally unlike sildenafil and vardenafil), and Phase 1 clinical trials began in 1995. In 1997, the Phase 2 clinical studies were initiated for males experiencing ED, then progressed to the Phase 3 trials that supported the drug's FDA approval.

If you experience a sudden loss of hearing, sometimes with ringing in the ears or dizziness, while you are taking tadalafil, call your doctor immediately. Go to your nearest emergency room if you’re taking medication for erectile dysfunction and have a painful erection that lasts longer than two to four hours. This may be a sign of priapism, which can cause permanent damage to your penis without treatment. Make sure to mention to your doctor if you have any existing heart conditions. Extreme precautions are given particularly to people with high blood tension and hypertension before using Cialis.

Nitric oxide then activates the enzyme guanylate cyclase, which results in increased levels of cGMP. Cyclic guanosine monophosphate causes smooth muscle relaxation in the corpus cavernosum thereby allowing inflow of blood