Viagra vs Levitra
Viagra vs Levitra – Giving Men More Alternatives
Viagra is the leading erectile dysfunction medicine for men, what with its twenty plus years of excellent track record and safety in use. Young erectile dysfunction medicine like Levitra came out twenty years after the release of Viagra to challenge the “leader.” Can Levitra meet up for the challenge? Viagra vs. Levitra – which will work best for you?
Viagra and Levitra have different pharmacokinetics yet they work in the same way. Viagra’s main chemical component is Sildenafil Citrate while Levitra is Vardenafil. However, these two erectile dysfunction medicines are both PDE-5 inhibitors that block enzyme responsible for erectile dysfunction.
Schering-Plough’s Comments
Julie Lux, a spokeswoman for Schering-Plough, tells WebMD:
“We support the FDA’s decision to adopt new prescribing information regarding PDE-5 inhibitors [Viagra, Cialis or Levitra] and NAION. In addition, we continue to confer with other regulatory authorities worldwide and we constantly monitor product safety reports and work closely with worldwide regulatory authorities including the FDA to ensure that appropriate product information is shared with physicians and their patients.
“We recently received one spontaneous report of NAION occurring in a man taking Levitra,” Lux continues.
Feds say Viagra subsitute had secret substance: Viagra
An executive of two Farmingdale dietary supplement companies was arrested yesterday by federal agents on charges of manufacturing and selling the pill Vigor-25 as a non-prescription “herbal supplement developed to boost your sexual pleasure and sexual performance.”
Vigor-25 is suprisingly effective and widely popular as an erectile dysfunction drug, which is sold on the Internet and in small groceries and some health food stores, officials said, estimating that as much as $24 million has been made in the last several years selling at least 4 million pills.
Blue wonder: Happy birthday Viagra
Viagra doesn’t just save sex lives, it can also treat jet lag, MS and strokes. Roger Dobson on the fifteenth birthday of a modern-day wonder drug.
Exactly 15 years ago, Michael Allen took a call from a doctor in a small Welsh town that gave the first hint of a revolution to come. The doctor had been running a small clinical trial testing a new drug to treat angina. The future for the drug, known as UK-92480. was looking bleak: other trials had showed that it did not have much impact on the disease, and indeed was less effective than existing treatments.
Lilly’s Response
Cialis is marketed by Lilly ICOS. Levitra is co-marketed by GlaxoSmithKline and Schering-Plough. Those companies — and Pfizer — are WebMD sponsors.
Lilly spokeswoman Kindra Strupp tells WebMD that on May 20 “there was a change to the postmarketing adverse events section … that comes toward the end of the [Cialis] label.
“There were a couple of items that were included under the ophthalmologic events section, which included NAION,” Strupp continues.
“The FDA came back and for all the sponsors there would be precautionary language around NAION,” says Strupp.