Dyphyl GG Side Effects
Generic name: dyphylline / guaifenesin
Medically reviewed by Drugs.com. Last updated on May 7, 2022.
Note: This document contains side effect information about dyphylline / guaifenesin. Some of the dosage forms listed on this page may not apply to the brand name Dyphyl GG.
For the Consumer
Applies to dyphylline/guaifenesin: oral liquid, oral syrup, oral tablet
Dyphylline and guaifenesin should not be given to a child younger than 6 years old.
Get emergency medical help if you have any of these signs of an allergic reaction while taking dyphylline / guaifenesin: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have:
pounding heartbeats or fluttering in your chest;
rapid breathing, feeling short of breath;
seizure (convulsions); or
coughing up blood or vomit that looks like coffee grounds.
Common side effects may include:
feeling restless or irritable;
sleep problems (insomnia); or
flushing (warmth, redness, or tingly feeling).
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
For Healthcare Professionals
Applies to dyphylline / guaifenesin: oral capsule, oral liquid, oral syrup, oral tablet
Frequency not reported: Cardiac palpitation[Ref]
Frequency not reported: Headache, CNS stimulation[Ref]
Frequency not reported: Nausea[Ref]
More about Dyphyl GG (dyphylline / guaifenesin)
Related treatment guides
1. "Product Information. Difil G (dyphylline-guaifenesin)." SJ Pharmaceuticals LLC (2004):
Some side effects may not be reported. You may report them to the FDA.