Product Name: Tadalafil (Cialis ) Brand: SG PHARM-TECH CAS NO.: 171596-29-5 Character: White crystalline powder, non-soluble in water and alcohol. Standard: 99% Min. Application and Usage: Tadalafil is a new kind of phosphodiesterase-5(PDE-5) inhibitor, it has good treatment of male erectile dysfunction. Tadalafil can be made into tablet, capsule and beverage. For most individuals, the recommended starting dose is 2.5 mg to 20mg per day taken before sexual activity. The effect of tadalafil may last up to 72 hours. Individuals who are taking medications that increase the blood levels of tadalafil should not exceed a total dose of 20mg within 72 hours. Packing: 25kg drums or as per client's requests. Please visit: www.sgpharmtech.com