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It is also possible to experience mild digestive shifts like bloating

34 However, evidence is lacking to bolster the anecdotal reports

These are the ones we see most often: Mild redness or irritation at the injection site Muscle aches or joint stiffness Swelling in the hands or feet Tingling or numbness in fingers or toes Overall, studies show these side effects are typically well tolerated and are usually mild and short-lived

Patients who cycle Semax correctly, completing full cycles and pausing between them rather than running it continuously, tend to report cumulative improvements that persist between cycles