Hydro GP and Isoniazid Syrup

• Generic Name: guaifenesin / hydrocodone / phenylephrine
• Dosage Forms: n.a.
• Other Brand Names: De-Chlor G, Hydro GP, Nariz HC, Nazarin HC, Simuc-HD, Donatussin DC, Atuss G, Tussafed-HC, Levall 50, Entex HC, Dynatuss HC, Tussafed-HCG, Uni-Lev 50, Crantex HC, Duratuss HD, Gentex HC, Guiaplex HC, Exetuss-HC, Qual-Tussin DC, MonteFlu HC, HydroFed, Mintuss G

Hydro GP is a combination medicine used to treat cough, stuffy nose, and sinus congestion caused by the common cold.

Hydro GP contains a narcotic cough medicine and may be habit-forming.

Hydro GP may also be used for purposes not listed in this medication guide.

• Generic Name: isoniazid
• Dosage Forms: syrup
• Other Brand Names: Nydrazid

Isoniazid is an antibiotic that fights bacteria.

Isoniazid is used to treat and to prevent tuberculosis (TB). You may need to take other TB medicines in combination with isoniazid.

When treating active TB, isoniazid must be used with other TB medicines. Tuberculosis can become resistant to treatment if isoniazid is used alone. Take all your medicines as prescribed by your doctor.

Isoniazid may also be used for purposes not listed in this medication guide.