HELLO, CONTINUE A GENERAL PHYSICIAN M.D../,ENT SPECIALIST ALL THE PROBLEMS ARE AGE RELATED. SWALLOWING DIFFICULTY IN LIQUID IS MEANINGFUL AS YOU'RE 78Yrs OLD. FOR HICCUPS LIQUID XYLOCAIN FOUR TO SIX TEASPOON FUL AT ONE TIME WITHOUT WATER.IS GIVES YOU COMFORT. TABLET RABIPRAZOLE D BEFORE BREAKFAST FOR SEVEN TO TEN DAYS FOR GAS PROBLEM. FREQUENCY OF URINE MAY BE RELATED TO PROSTATE GLAND. FOR DIAGNOSIS GO FOR USG WHOLE ABDOMEN, SPECIFIED THE AMOUNT OF RESIDUAL URINE TEST, WEIGHT OF PROSTATE GLAND, ANY ENLARGEMENT TOWARDS URETHRA IS THEIR OR  NOT. IF MIDDLE LOBE IS ENLARGED , THAN THE DIAGNOSIS IS CONFERM FREQUENCY IS DUE TO ENLARGE PROSTATE WHICH INVADE THE URITHRA, SO URINE REMAINS IN BLADDER SO AGAIN URINE IS FORMED N THAN NATURALLY FREQUENCY IS THE RESULT. BLOOD FOR PAS,  TO KNOWN THE STATUS OF GLAND WHETHER THE ENLARGEMENT IS NORMAL OR ANY ABNORMALITIES CAN BE DETECTED. I HOPE THIS HELPS YOU, N YOU UNDERSTAND THIS. O.K BYE.