You main complaints are headache, some dizziness
, nausea all the time, bloating of upper stomach which makes you not able to wear the pants. You have irregular periods
and your last LMP was 8 mths back. your pregnancy
test was negative. All of your initial complaints are due to gas in the stomach, which may be due to peptic ulcer
leading to indigestion
. Appropriate treatment (including gas absorbing tab containing activated charcoal) along with digestive enzymes will cure you. Avoid all gas forming foods. Regular periodic bland diet is advised. Cattle breeding to be avoided.
Regarding your secondary amenorrhoea, consult your gynecologist.