Company Profile. Integra LifeSciences, a world leader in medical technology, is dedicated to limiting uncertainty for surgeons, so they can concentrate on providing the best patient care. Integra offers innovative solutions in orthopedic extremity surgery, neurosurgery, and reconstructive and general surgery.
There are subtle differences in how long the drug works and how quickly it works. Levitra works a little longer than Viagra. They both take effect in about 30 minutes. With Levitra, the effects last for about 5 hours. With Viagra, the effects last approximately 4 hours. Cialis works a bit faster (within about 15 minutes), and the effects last much longer -- up to 36 hours in some cases. Stendra can start working in as little as 15 minutes and last up to 6 hours.
How long does plan B side effects last as far as dizziness and nausea are concerned varies from one woman to another. This kind of situation can last from a few minutes up to a few hours after taking the pill. It is a good idea to rest yourself and sleep for some time to overcome these symptoms.