Aquatab D

Name: Aquatab D

What should I discuss with my healthcare provider before taking Aquatab D (guaifenesin and phenylephrine)?

You should not use guaifenesin and phenylephrine if you are allergic to it.

Do not use guaifenesin and phenylephrine if you have taken an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, phenelzine, rasagiline, selegiline, and tranylcypromine.

Ask a doctor or pharmacist if it is safe for you to take this medication if you have:

  • high blood pressure, heart disease, coronary artery disease;

  • diabetes;

  • circulation problems;

  • glaucoma;

  • overactive thyroid; or

  • enlarged prostate or problems with urination.

It is not known if this medication may be harmful to an unborn baby. Do not use this medicine without medical advice if you are pregnant.

Guaifenesin and phenylephrine may pass into breast milk and may harm a nursing baby. Decongestants may also slow breast milk production. Do not use this medicine without medical advice if you are breast-feeding a baby.

Artificially sweetened liquid medicine may contain phenylalanine. Check the medication label if you have phenylketonuria (PKU).

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

What should I avoid while taking Aquatab D (guaifenesin and phenylephrine)?

This medication may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert.

Drinking alcohol can increase certain side effects of guaifenesin and phenylephrine.

Ask a doctor or pharmacist before using any other cough, cold, or allergy medicine. Guaifenesin and phenylephrine are contained in many combination medicines. Taking certain products together can cause you to get too much of a certain drug.

Aquatab D (guaifenesin and phenylephrine) side effects

Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Stop using guaifenesin and phenylephrine and call your doctor at once if you have:

  • fast, pounding, or uneven heartbeat; or

  • severe anxiety or nervousness.

Common side effects may include:

  • dry mouth, nose, or throat;

  • upset stomach, loss of appetite, vomiting;

  • feeling excited or restless (especially in children);

  • sleep problems (insomnia); or

  • headache, dizziness.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What are some other side effects of this drug?

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

  • Dizziness.
  • Feeling nervous and excitable.
  • Not able to sleep.
  • Feeling sleepy.

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.

You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.

For Healthcare Professionals

Applies to guaifenesin / phenylephrine: oral capsule, oral capsule extended release, oral drops, oral liquid, oral suspension, oral syrup, oral tablet, oral tablet extended release

Cardiovascular

Cardiovascular side effects have included tachycardia, palpitations, arrhythmias, and cardiovascular collapse with hypotension.[Ref]

Nervous system

Nervous system side effects have included central nervous system depression, tremor, headache, dizziness, restlessness, insomnia, and convulsions.[Ref]

Psychiatric

Psychiatric side effects have included fear, nervousness, anxiety, and hallucinations.[Ref]

Gastrointestinal

Gastrointestinal side effects have included nausea and vomiting.[Ref]

Respiratory

Respiratory side effects have included breathing difficulty.[Ref]

Genitourinary

Genitourinary side effects have included dysuria.[Ref]

Dermatologic

Dermatologic side effects have included pallor.[Ref]

General

General side effects have included weakness.[Ref]

Some side effects of Aquatab D may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

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