I have no hard evidence , just what Ive read on this forum for over 9 years

Side Effects Of VITNEURIN INJECTION Common Skin irritation and/or pain around the injection area Bruising around the injection site Mild nausea, vomiting, abdominal pain, or loss of appetite Headache or sleepiness Numbness in the hands or feet, clumsiness, or difficulty walking Hives Heartburn Fatigue Sore throat Rare Stop receiving VITNEURIN Injection and consult your doctor immediately if you experience any of the following side effects: Symptoms of an allergic reaction may include skin rash, itchiness, nausea, sweating, a feeling of warmth, tingling, weakness, tightness of the throat, pain in the chest, a fast heartbeat, difficulty breathing, faintness or swelling of the lips, face, tongue, throat, hands, or feet Severe pain or inflammation of the feet, knees, hands, or elbows Sneezing Flushing, severe rash, temporary itchiness Blue discolouration of the skin Bleeding Prolonged stomach pain Severe dizziness or drowsiness Muscular paralysis Low blood pressure Prolonged nausea or vomiting Restlessness Scaling of the facial skin Inability to focus the eyes How To Manage Side Effects Headache Rest and relax

Large animals: 5-10 ml or more Small animals: -1 ml or more Injection may be repeated after 8-12 hours, if necessary.
The dosages seem to be more along the lines of 150mcg-300mcg whereas many of the pill forms are 25mg-50mg