Labetalol: Side Effects, Uses & Monitoring
Labetalol hydrochloride tablets, USP are indicated in the management of hypertension.
- Data source
- FDA labeling via NIH DailyMed (label 706a877b…)
- Label version
- current
- Last reviewed
- 2026
Reported adverse reactions
Reactions listed in current FDA labeling, with the highest frequency reported across summarized placebo-controlled trials.
| Adverse reaction (as reported in labeling) | Reported frequency* |
|---|---|
| Dizziness (%) | 16% |
| Fatigue | 12% |
| Bradycardia | 12% |
| Dizziness | 11% |
| Nausea | 6% |
| Paresthesias | 5% |
| Dyspepsia | 3% |
| Nasal stuffiness | 3% |
| Impotence | 3% |
| Headache | 2% |
| Abdominal pain | 2% |
| Diarrhea | 2% |
| Drowsiness | 2% |
| Ejaculation failure | 2% |
| Dyspnea | 2% |
| Vertigo | 2% |
| Asthenia | 1% |
| Taste distortion | 1% |
| Edema | 1% |
| Postural hypotension | 1% |
*Highest percentage reported for the active moiety across placebo-controlled trial tables in current FDA labeling. Values reflect trial reporting, not your individual risk.
Labeled uses (from FDA prescribing information)
Labetalol hydrochloride tablets, USP are indicated in the management of hypertension. Labetalol hydrochloride tablets, USP may be used alone or in combination with other antihypertensive agents, especially thiazide and loop diuretics.
Conditions associated with Labetalol in labeling
Frequently Asked Questions
What is Labetalol used for?
FDA labeling lists the approved uses shown above under "Labeled uses." This summary is informational; only a qualified prescriber can determine whether a medication is appropriate for you.
What are the most commonly reported side effects of Labetalol?
The table above shows adverse reactions and the highest frequencies reported in placebo-controlled trials summarized in current FDA labeling for Labetalol. Individual risk varies.
Does Labetalol require lab monitoring?
Monitoring needs vary. Ask your healthcare provider whether any lab tests apply while taking Labetalol.
Where does this information come from?
All clinical facts on this page were extracted from the current FDA-registered product labeling for this ingredient, published by manufacturers through NIH DailyMed. See the source link below.
Medical disclaimer: Educational content extracted from public FDA labeling. Not medical advice. Always consult a qualified healthcare professional before starting, stopping, or changing any medication.