We are giving Mom 100% cranberry juice each morning to take their pills with. You can water it down or add a bit of honey or agave. She was also dehydrated, so we have placed smaller water bottles (easier to handle) all around her apartment with notes like in "Alice in Wonderland" saying "DRINK ME!" We make it a game.
A od home remedy is honey lemon tea made either from dissolving a honey lemon cough drop or a combination of 1 tsp to 1 Tblsp. each of honey and lemon juice in a cup of water. Inhale the vapors in between slow sips. Lemon cuts through the phlegm and relieves congestion and honey soothes the throat.
With celiac disease, one has to be very careful what one eats. People with gluten [wheat rye, barley] sensitivity can experience symptoms such as “foggy mind”, depression, ADHD-like behavior, abdominal pain, bloating, diarrhea, constipation, headaches, bone or joint pain, and chronic fatigue when they have gluten in their diet.