the present work was aimed to design and develop self-nanoemulsifying drug delivery systems (snedds) with the objective to overcome the problems associated with the delivery of talinolol, a hydrophobic and poorly bioavailable drugs having ph dependant solubility. the solubility of talinolol in various oils, surfactants, cosurfactants and aqueous phases were determined to identify and select the...

background : drug abuse is one of the important challenges in the field of mental health and adolescence health promotion. because of the social and medical cost of drug abuse and its consequences among youth people, it is necessary to intervene effectively. this theoretical based study explained predictability of the theory of planned behaviour (tpb) on drug abuse related behaviours. methods :...

conclusions this method can be appropriate to estimate sensitive issues; however, lack of understanding the method or doubting the confidentiality of the responses can lead to bias in the results. that is to say, if the instructions are introduced better, the level of trusting the method will increase and accordingly more reliable responses can be obtained. more studies under controlled conditi...