Use of phosphodiesterase-5 inhibitors by college students.
The objective of this study was to identify the use of phosphodiesterase type 5 inhibitors among university students from the city of Sao Paulo (SP) in Brazil. Male students (n=350) replied to a questionnaire about diagnosis of erectile dysfunction, the frequency and reason for the use of phosphodiesterase type 5 inhibitors, the specific medication used, whether their use was accompanied by a medical prescription and any reported side-effects. The results shows that a total of 53 (14.7%) students had already used this kind of medication without a prescription or medical diagnosis for erectile dysfunction, of which 53% reported using sildenafil, 37% tadalafil and 10% vardenafil. The main adverse side-effects reported were headache (23%) and flushing (10%) and the main reasons for using the inhibitor were curiosity (70%) and erectile improvement (12%).
Freitas
Vanessa Mello de
VM
Faculdade de Farmácia, Universidade Nove de Julho, São Paulo, Brasil.
Menezes
Fabiana Gatti de
FG
Antonialli
Michele Melo Silva
MM
Nascimento
Jorge Willian Leandro
JW
D000293:Adolescent; D000328:Adult; D001938:Brazil; D002243:Carbolines / Q000627:therapeutic use; D007172:Erectile Dysfunction / Q000188:drug therapy*; D006801:Humans; D007093:Imidazoles / Q000627:therapeutic use; D008297:Male; D010726:Phosphodiesterase Inhibitors / Q000009:adverse effects / Q000627:therapeutic use*; D010879:Piperazines / Q000627:therapeutic use; D011687:Purines / Q000627:therapeutic use; D012651:Self Medication / Q000523:psychology / Q000706:statistics & numerical data*; D000068677:Sildenafil Citrate; D013334:Students / Q000523:psychology / Q000706:statistics & numerical data*; D013450:Sulfones / Q000627:therapeutic use; D000068581:Tadalafil; D014227:Triazines / Q000627:therapeutic use; D000069058:Vardenafil Dihydrochloride; D014665:Vasodilator Agents / Q000009:adverse effects / Q000627:therapeutic use*; D055815:Young Adult
D002243:Carbolines; D007093:Imidazoles; D010726:Phosphodiesterase Inhibitors; D010879:Piperazines; D011687:Purines; D013450:Sulfones; D014227:Triazines; D014665:Vasodilator Agents; D000069058:Vardenafil Dihydrochloride; D000068581:Tadalafil; D000068677:Sildenafil Citrate