Call 112 free of charge, also from the mobile phone.
Drug use is associated with risks, even if safer use rules are followed.
Whether a person gets into an emergency situation by the use of drugs is not decisive for the first responder: first aid is always given after symptoms!
On the phone , you only have to describe the symptoms and not tell about drugs.If you report on drug consumption, the police may be coming along. However, this is different in different cities. On – site tell the emergency physician / emergency doctor, which substances have been consumed (if known).He / she is as well as the rescue service, which obliges the statutory obligation to the secrecy