Roundup will work in the winter, it just takes longer. On a summers day it will start to kill weeds within 2-3 hours, with visible signs in within 4-5 days it takes 6 or more hours in the winter.
A: Zestril/Prinivil (lisinopril) can be taken at any time of day, but it is best if it is taken around the same time each day. It does not matter if it is taken with food, but if it is easier to remember with a certain meal, it is fine to take it that way. It can be taken with other medications too.
Xenical can decrease the absorption of certain vitamins from the diet. Therefore, it is recommended that you take a multivitamin once a day, at least two hours before or after Xenical. Often, bedtime is a good time for many people to take their multivitamin during treatment with Xenical. General Information on Taking Xenical.