Skip to content
My WebMD Sign In, Sign Up
Effervescent

Interactions

Sympathomimetics/Urinary Alkalinizers

This information is generalized and not intended as specific medical advice. Consult your healthcare professional before taking or discontinuing any drug or commencing any course of treatment.

Medical warning:

Moderate. These medicines may cause some risk when taken together. Contact your healthcare professional (e.g. doctor or pharmacist) for more information.

How the interaction occurs:

When these two medicines are taken together, your body may not process sympathomimetics properly.

What might happen:

The blood levels of your sympathomimetic medicine may increase and cause toxic effects.

What you should do about this interaction:

If you experience nervousness, confusion, mental changes, or mood changes, contact your healthcare professional (e.g. doctor or pharmacist).Your healthcare professionals may already be aware of this interaction and may be monitoring you for it. Do not start, stop, or change the dosage of any medicine before checking with them first.

References:

1.Wilkinson GR, Beckett AH. Absorption metabolism and excretion of the ephedrines in man. I. The influence of urinary pH and urine volume output. J Pharmacol Exp Ther 1968 Jul;162(1):139-47.

2.Rowland M. Amphetamine blood and urine levels in man. J Pharm Sci 1969 Apr;58(4):508-9.

3.Kuntzman RG, Tsai I, Brand L, Mark LC. The influence of urinary pH on the plasma half-life of pseudoephedrine in man and dog and a sensitive assay for its determination in human plasma. Clin Pharmacol Ther 1971 Jan-Feb; 12(1):62-7.

4.Anggard E, Jonsson LE, Hogmark AL, Gunne LM. Amphetamine metabolism in amphetamine psychosis. Clin Pharmacol Ther 1973 Sep-Oct;14(5):870-80.

5.Brater DC, Kaojarern S, Benet LZ, Lin ET, Lockwood T, Morris RC, McSherry EJ, Melmon KL. Renal excretion of pseudoephedrine. Clin Pharmacol Ther 1980 Nov;28(5):690-4.

Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, expect as may be authorized by the applicable terms of use.

CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.

More about Drugs and Medications

URAC: Accredited Health Web Site HONcode Seal AdChoices