https://www.erowid.org/chemicals/ayahuasca/ayahuasca.shtml
Read the Experience reports [1]. These will be the only way you know what to expect: emotional state, temperament, bodyweight, gender and personal pharmacodynamics are all variables.
Trust me, from there you can figure out the rest.
[1] - https://www.erowid.org/experiences/subs/exp_Ayahuasca.shtml