Bronchial Side Effects

Generic Name: guaifenesin / theophylline

Note: This page contains information about the side effects of guaifenesin / theophylline. Some of the dosage forms included on this document may not apply to the brand name Bronchial.

Not all side effects for Bronchial may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.

Applies to guaifenesin / theophylline: oral capsule, oral capsule liquid filled, oral elixir, oral liquid, oral syrup, oral tablet

In addition to its needed effects, some unwanted effects may be caused by guaifenesin / theophylline. In the event that any of these side effects do occur, they may require medical attention.

If any of the following side effects occur while taking guaifenesin / theophylline, check with your doctor or nurse as soon as possible:

Less common or rare
  • Heartburn and/or vomiting
Symptoms of toxicity
  • Abdominal pain, continuing or severe
  • confusion or change in behavior
  • convulsions (seizures)
  • dark or bloody vomit
  • diarrhea
  • dizziness or lightheadedness
  • fast and/or irregular heartbeat, continuing
  • nervousness or restlessness, continuing
  • trembling, continuing

Some of the side effects that can occur with guaifenesin / theophylline may not need medical attention. As your body adjusts to the medicine during treatment these side effects may go away. Your health care professional may also be able to tell you about ways to reduce or prevent some of these side effects. If any of the following side effects continue, are bothersome or if you have any questions about them, check with your health care professional:

Less common
  • Fast heartbeat
  • headache
  • increased urination
  • nausea
  • nervousness
  • trembling
  • trouble in sleeping

More about Bronchial (guaifenesin / theophylline)

Consumer resources

Related treatment guides

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This material does not endorse drugs, diagnose patients, or recommend therapy. This information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate safety, effectiveness, or appropriateness for any given patient. Drugs.com does not assume any responsibility for any aspect of healthcare administered with the aid of materials provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the substances you are taking, check with your doctor, nurse, or pharmacist.

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