Call you care provider. They should give you a list of what they consider ok. And as for home remedies, no caffeine peppermint tea, warm baths, lots of water, soup, pedyalite, and steam treatments.
Tylenol, saline nose spray/rinses, Robitussin (no alcohol), Benadryl
Warm tea with lemon and raw ( local) honey. Its the best thing ive ever used. Feel better soon!