Android/iOS: When you have to take medicine every day, reminders become a necessity. MediSafe allows you to keep track of every med you need to take, and allows other users to give you a nudge when you need it.

Birth control pills should be taken every day, at the same time -- but how precise do you have to be? It depends on the type of pill: for some, you have a day or two to realise your mistake. For others, you only have a window of a few hours.

There are two ways to pick out your favourite cold medicine when you go to the store. One is to remember the brand name you used last year; the other is to scan the fine print for the right mix of active ingredients. That second approach may sound like a hassle, but it's much more effective.