That procedural ruling does not mean Tylenol has been found to cause autism
Note: No controlled KLOW trial has tested this schedule or established when skin changes should appear

Side effects that you should report to your primary care physician as soon as possible: Allergic reactionsskin rash, itching, hives, swelling of the face, lips, tongue, or throat Change in vision Dehydrationincreased thirst, dry mouth, feeling faint or lightheaded, headache, dark yellow or brown urine Gallbladder problemssevere stomach pain, nausea, vomiting, fever Heart palpitationsrapid, pounding, or irregular heartbeat Kidney injurydecrease in the amount of urine, swelling of the ankles, hands, or feet Pancreatitissevere stomach pain that spreads to your back or gets worse after eating or when touched, fever, nausea, vomiting Thoughts of suicide or self-harm, worsening mood, feelings of depression Concerns for thyroid cancer new mass or lump in the neck, pain or trouble swallowing, trouble breathing, hoarseness Concerns for pancreatitissevere stomach pain that spreads to your back or gets worse after eating or when touched, fever, nausea, vomiting This list may not describe all possible side effects

Avoid intense exercise for 2448 hours to maximize results
Methylcobalamin is the most active form of Vitamin B12, which is better absorbed and utilized by the body (most Vitamin B12 injections are Cyanocobalamin-the cheapest, synthetic form of Vit B12)