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Hydergine LC Side Effects

Generic name: ergoloid mesylates

Medically reviewed by Last updated on Feb 3, 2024.

Note: This document contains side effect information about ergoloid mesylates. Some dosage forms listed on this page may not apply to the brand name Hydergine LC.

Applies to ergoloid mesylates: tablet.

Serious side effects of Hydergine LC

Along with its needed effects, ergoloid mesylates (the active ingredient contained in Hydergine LC) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur while taking ergoloid mesylates:

Less common or rare

Signs and symptoms of overdose

Other side effects of Hydergine LC

Some side effects of ergoloid mesylates may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.

Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Less common or rare

For Healthcare Professionals

Applies to ergoloid mesylates: compounding powder, oral capsule, oral solution, oral tablet, sublingual tablet.


The most commonly reported adverse events have included transient nausea and gastric disturbances.[Ref]


Frequency not reported: Nausea, gastric disturbances[Ref]


1. (2016) "Product Information. Ergoloid Mesylates (ergoloid mesylates)." United Research Laboratories/Mutual Pharmaceutical Company

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Some side effects may not be reported. You may report them to the FDA.