Vivus Inc. has just signed for a big new headquarters space in the city. Vivus is taking 45,240 square feet at 351 East Evelyn Ave. in Mountain View.

The company signed an 84-month lease with landlord SFERS Real Estate Corp. U. In the new space, Vivus will pay a starting annual rent of $31.20 per square foot and will occupy the space beginning in the spring of 2013.