A person by drinking alcohol unknowingly or upon the advice of a virtuous physician when his life is in a danger should have the expiatory rites performed once more in his case.
प्राणात्यये तथाज्ञानादाचरन्मदिरामपि। आदेशितो धर्मपरैः पुनः संस्कारमर्हति॥