An inhaler for inhaling a liquid pharmaceutical formulation, said inhaler comprising: - a mouth piece portion comprising a circumferential wall extending from the edges of an inhalation opening, said circumferential wall enveloping a lumen , and - a body portion coupled to the mouth piece portion , the body portion comprising a body with a base , said base facing the lumen and defining a limit of the lumen of the mouth piece portion said body further comprising: i) a nozzle comprising a nozzle inlet at a first end of the nozzle for receiving a liquid pharmaceutical formulation and a nozzle outlet at a second end of the nozzle for discharging said pharmaceutical formulation, wherein the nozzle passes through the base and a portion of the nozzle comprising the nozzle outlet extends into the lumen , ii) a counter electrode arranged at the base at a counter electrode distance from the nozzle outlet , said counter electrode distance defining an electric field path, iii) a discharge electrode comprising a discharge portion , said discharge portion at a discharge electrode distance from the nozzle outlet , wherein the discharge electrode distance is larger than the counter electrode distance, the inhaler further comprising: - a power supply electrically connected to at least one of the nozzle , the counter electrode and the discharge electrode , and - an air inlet for allowing air for inhaling to enter the lumen ; characterized in that the counter electrode is arranged at the base relatively close to the nozzle , and the discharge portion (176 a to f) is arranged relatively far from the nozzle 133 as compared to the counter electrode 152, and in that the discharge electrode distance is adjustable. - a mouth piece portion comprising a circumferential wall extending from the edges of an inhalation opening, said circumferential wall enveloping a lumen , and - a body portion coupled to the mouth piece portion , the body portion comprising a body with a base , said base facing the lumen and defining a limit of the lumen of the mouth piece portion said body further comprising: i) a nozzle comprising a nozzle inlet at a first end of the nozzle for receiving a liquid pharmaceutical formulation and a nozzle outlet at a second end of the nozzle for discharging said pharmaceutical formulation, wherein the nozzle passes through the base and a portion of the nozzle comprising the nozzle outlet extends into the lumen , ii) a counter electrode arranged at the base at a counter electrode distance from the nozzle outlet , said counter electrode distance defining an electric field path, iii) a discharge electrode comprising a discharge portion , said discharge portion at a discharge electrode distance from the nozzle outlet , wherein the discharge electrode distance is larger than the counter electrode distance, i) a nozzle comprising a nozzle inlet at a first end of the nozzle for receiving a liquid pharmaceutical formulation and a nozzle outlet at a second end of the nozzle for discharging said pharmaceutical formulation, wherein the nozzle passes through the base and a portion of the nozzle comprising the nozzle outlet extends into the lumen , ii) a counter electrode arranged at the base at a counter electrode distance from the nozzle outlet , said counter electrode distance defining an electric field path, iii) a discharge electrode comprising a discharge portion , said discharge portion at a discharge electrode distance from the nozzle outlet , wherein the discharge electrode distance is larger than the counter electrode distance, - a power supply electrically connected to at least one of the nozzle , the counter electrode and the discharge electrode , and - an air inlet for allowing air for inhaling to enter the lumen ; <EOS>