I have sharp pain in my lower abdomen goig...

What are the causes of the anal pain?
Chronic constipation
Polycarbonate diet
Prostate enlargement
piles
anal fissure
And other cases where the internal pressure of the abdomen is high
What are the symptoms associated with anal pain ?
Bleeding
Itching
Swelling
What is the treatment of the anal pain?
Treated by giving laxatives if the person has constipation (Avilac 20cm) twice daily.
Do not eat food that contains too much fat or contains spices or hot foods
the beneficial creams in cases of piles proctocream once every 8 hours for 5 days.
In addition to making warm water baths 4 times a day
Other advanced stages are treated by non-surgical procedures such as injection of a substance that closes the enlarged vein or through traditional surgery
What is the best treatment for lower abdominal pain ?
In the case of infection of the urinary tract, pelvis and reproductive system, the following treatments can be taken:
Take CEFURIXIME 500 MG twice daily
Take METRONIDAZOLE 500 MG three times daily
Take IBUPROFEN 600 MG twice daily
In case of irritable bowel syndrome laxatives such as avilac and fiber intake can be taken mint oil and charcoal pills
There are many causes of lower abdominal pain which its
Irritable bowel syndrome (IBS )
Acute urinary tract infection
Ovarian cyst
Pelvic inflammatory disease
You should go to the doctor to take a full medical history from you , them doing   full examination to your abdomen them doing specific laboratory test like :
Cbc
Urine analysis
Stool analysis
And in special cases
Abdominal x ray and ct of the abdomen
If this abdominal pain associated with :
1.repeated vomiting
2. fever above 38.5
3. severe abdominal pain not relieved
4. vomiting of blood
5. black stools
6. abdominal distention  
You should go to the hospital to evaluate you