Common side effects include: Injection site reactions mild pain, redness, swelling, or bruising at the injection site, typically resolving within a few days Headache usually transient and manageable with standard analgesia Nausea or dizziness particularly in the initial treatment phase Skin reactions including itching, mild rash, or acneiform eruptions Temporary urine discolouration red or orange urine is harmless and expected Diarrhoea or flushing usually mild and self-limiting In patients with severe megaloblastic anaemia, low potassium levels (hypokalaemia) may occur during initial intensive treatment, but this is uncommon in routine maintenance therapy
Preclinical models demonstrate accelerated wound repair and anti-inflammatory activity [3] , though human clinical data remain limited to early-phase safety trials and small case reports [4] [5]
A 2.5 mg dose is only 12.5 units
Several experiments have demonstrated that it accelerates the healing process of tissues, including transected rat Achilles tendon [5]
Food sources include: fish, poultry, beef, eggs, brown rice, Brazil nuts Because selenium intake needs to remain balanced, it is best obtained through food sources rather than high-dose supplementation