Ref: Infosearch Practically speaking, generics work as well as its branded counterpart because they both contain the same active component, yet more affordable. Serious cardiovascular events, including myocardial infarction, sudden cardiac death, ventricular arrhythmia, cerebrovascular haemorrhage and transient ischaemic attack have been reported post- marketing in temporal association with the use of sildenafil for erectile dysfunction. Posology and method of administration Posology Use in adults For most patients, the recommended dose is 50 mg taken, as needed approximately one hour before sexual activity. Therefore, the combination of tadalafil and doxazosin is not recommended. Therefore it is taken on an as-needed basis.Tadalafil is the generic name of a drug. Cialis® is the brand name owned by the company Eli Lilly. It is a phosphodiesterase type 5 (PDE5) inhibitor used for erectile dysfunction . Sire – Men’s Health Clinic. Tadalafil is now available in Singapore. Learn more about how it compares to Cialis and how it can help you overcome erectile dysfunction. Erectile Dysfunction Treatment Singapore | SIRE Online Men’s Health. Rebuild your confidence today. With ED treatment, you can focus on connecting with your partner and .