These extremely rare side effects include: Reactive thrombocytosis during the first week of use in megaloblastic anaemia Hypersensitivity reactions including: rash, itching, exanthema, antibodies to HYDR0XOCOBALAMIN-transcobalamin II Anaphylaxis Hypokalaemia Headache, paraesthesia, tremor Irregular heartbeat (arrhythmias secondary to hypokalaemia) Nausea Vomiting Diarrhoea Fever, chills, hot flushes, dizziness, malaise, pain and / or swelling at the injection site Acne Abnormal colouration of the urine (chromaturia) What should you not do after a B12 shot
Week-by-Week Expectations Weeks 1 to 2
On wash days, shampoo the scalp first, then condition the mid-lengths and ends, rinse and dry
DAY 3: LAKE SANDOVAL VISIT After breakfast, we will start our return trip down the Tambopata River to the lodge, where we will leave our luggage, have lunch and rest soon