You've tried in chemists and not found any?
Hang on, have you tried a Drogerie
(like a drug store but one that doesn't really sell medicine, places like DM or Schlecker
or Müller) or have you tried in an Apotheke
The cough sweets may be found in a Drogerie
, but Wicks brands such as MediNait (MediNight), Wick VapoRub (Vicks Vapour Rub) etc. should be stocked by most dispensing chemists/pharmacies (Apotheken
You might want to print off the picture and take it into the pharmacy with you?