Hello my name is ketan vadodariya and I am 26 year old. I had a pain in my lower back so couldn't able walk properly latter I went to doctor and he suggest me do hal-b27 for the as but it's was a negative but he said you have as so what should I have to do? And as per him am taking indocap-75 mg and myospaz table. Anyone can suggest me what should I have to do? And there is any side effects for having indocap and myospaz?