Tadalafil is a popularly used drug
for treating male erectile dysfunction or impotence. The drug belongs to the
class of "phosphodiesterase inhibitors" , which also includes
sildenafil (Viagra) and vardenafil (Levitra). The drug was developed by the
biotechnology firm ICOS and marketed worldwide by Eli Lilly.
The drug is also known as the "Weekend Pill", due to its 36-hour
effect. The drug is available in the form of almond-shaped yellow tablets.
The tablets are marketed in 5, 10, or 20mg doses.
Brand Name: Cialis
Iupac Name: 6R-trans)-6-(1,3-benzodioxol-5-yl)-
2,3,6,7,12,12a-hexahydro-2-methyl-pyrazino [1', 2':1,6]
pyrido[3,4-b]indole-1,4-dione
Working
The drug acts by inhibiting or stopping PDE5 enzyme. A 20 mg dose of
Tadalafil can be compared to a 100 mg dose of sildenafil or Viagra.
Dosage
The initial dose should be 10 mg per day, taken before sexual activity. The
dose may be increased later to 20 mg, depending on the adequacy of the
response or side effects. The effect of the drug lasts upto 36 hours.
Side Effects
The drug has certain side effects, that can affect individuals in different
ways. The following are some of the side effects, that are often associated
with the drug:
- Headache
- Indigestion
- Flushing
- Back Pain
- Stuffy or Running Nose
- Muscle Aches
Disclaimer: The above information is for general understanding
of the visitor. Please consult a registered medical practitioner before
taking the aforesaid medicine.