Average daily expenses are around 150-220 euros per day, depending on the hotel and the time of year you choose to visit Austria.
Allow around 5 to 10% of the total bill for waiters, taxi drivers etc.
Electric current and plugs
230 V AC, 50 Hz, 2 pinned plugs
Pharmacies are open from Mon-Fri 8-12 and 14-18 (there is often a 24 hour service in Vienna) and Sat 8-12.