Anagrelide: Side Effects, Uses & Monitoring
Anagrelide hydrochloride capsules are indicated for the treatment of patients with thrombocythemia, secondary to myeloproliferative disorders, to reduce the elevated platelet count and the risk of thrombosis and to ameli
- Data source
- FDA labeling via NIH DailyMed (label 5e6cf1e5…)
- 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* |
|---|---|
| Headache…………………………………… | 43.5% |
| Palpitations………………………………… | 26.1% |
| Diarrhea……………………………………… | 25.7% |
| Asthenia……………………………………… | 23.1% |
| Edema, other………………………………… | 20.6% |
| Nausea……………………………………… | 17.1% |
| Abdominal pain……………………………… | 16.4% |
| Dizziness…………………………………… | 15.4% |
| Pain, other…………………………………… | 15% |
| Dyspnea……………………………………… | 11.9% |
| Flatulence…………………………………… | 10.2% |
| Vomiting…………………………………… | 9.7% |
| Fever………………………………………… | 8.9% |
| Peripheral edema…………………………… | 8.5% |
| Rash, including urticaria…………………… | 8.3% |
| Chest pain…………………………………… | 7.8% |
| Anorexia…………………………………… | 7.7% |
| Tachycardia………………………………… | 7.5% |
| Pharyngitis…………………………………… | 6.8% |
| Malaise……………………………………… | 6.4% |
*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)
Anagrelide hydrochloride capsules are indicated for the treatment of patients with thrombocythemia, secondary to myeloproliferative disorders, to reduce the elevated platelet count and the risk of thrombosis and to ameliorate associated symptoms including thrombo-hemorrhagic events (see CLINICAL STUDIES , DOSAGE AND ADMINISTRATION ).
Frequently Asked Questions
What is Anagrelide 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 Anagrelide?
The table above shows adverse reactions and the highest frequencies reported in placebo-controlled trials summarized in current FDA labeling for Anagrelide. Individual risk varies.
Does Anagrelide require lab monitoring?
Monitoring needs vary. Ask your healthcare provider whether any lab tests apply while taking Anagrelide.
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.