lAGNA——————————indicates ones Jeevana, way of life.
Chandra—————————Indicates the fluctuating mind , imbalance Karaka
Kuja——————————–Forces the native to act or go for it.
Therefore if Shani is in Lagna or
Shani is with Lagnadipathi or
Shani rasyadipathi in Lagna or
Shani aspects lagna
this type of habit can be seen in ones nature
Here, one should note that if Shani is in Swakshetra or in his own nakshatra ( pushya, anuradha, uttarbhadra) the drinking habit may be less or limited
If Shani is in Guru, Shukra nakshatra, the habit of drinking may not be there. But may drink occassionally
If Shani is in Ravi, Chandra, Budha nakshatra the native may drink very often
If Shani is in Kuja s nakshatra, the habit may go LIMITLESS
In this case,Shani should not be either in Swa-kshetra or in his own nakshatra and he should not be efflicted by Papa grahas, only then he fails to limits himself for drinking . Otherwise not.That means , if Shani in his own nakshatra or swa -kshetra or not efflicted by papa grahas, Shani wont do any harm to the native
So we can safely conclude that Scorpio sign,Mars,Saturn ,moon and debilitated Venus and watery signs are the most evident factors contributing to alcohol addiction western astrology perspective see Neptune Uranus and sign Scorpio plus the 12th house which many western astrologers define as zodiacs dustbin for the signs and hints.
Western astrology prospective-