what are b12 injections given for Injection Services Vitamin B12 Injections: What You

196-198 Neramexane, an investigational NMDA blocker, was found in a randomized placebo-controlled trial to reduce scores on the Tinnitus Handicap Inventory questionnaire, but not tinnitus loudness

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Common side effects include: Injection site reactions pain, redness, or swelling at the injection site Mild diarrhoea or gastrointestinal upset usually transient Skin reactions itching or rash (uncommon) Hypokalaemia rare, occurring when severe megaloblastic anaemia is corrected rapidly Serious adverse effects are extremely rare but may include anaphylaxis in hypersensitive individuals

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