What Are The Possible Side Effects Of Verorab?

hi doc, our neighbor was biten by our dog, so we sent her to a doctor for shot of anti rabbies, she has given, rabiesvax, for a 2nd shot theres no more rabiesvax brand from that drugstore so i bought other brand which the pharmacist says its a replacement. which is verorab, but the doctor said she cannot inject verorab cause it might cause side effect. whats the possible effects for that vaccine if we still give it to the patient.