How it is taken

The best way to use Periactin is as recommended by your doctor.

Missed Dosage

If you miss a dose of, then you may take it as soon as you remember and adjust the remaining doses accordingly. However, if it is nearly time for the next dose then you may skip this dose and continue with the regular dosage. Do not take a double dose to make up for the missed dose.

Storage

Store it at room temperature (between between 68 and 77 degrees F (20 and 25 degrees C) in an air tight container protecting it from direct exposure to light, heat and moisture. Keep away from pets and children.

Overdose

A Periactin overdose may lead to symptoms like dilated pupils, dry mouth, extreme excitement and agitation, fever, flushing, stomach or bowel distress, stupor or coma. Seek medical attention immediately if you suspect an overdose.
 

Possible Side effects

Some of the common side effects of are Anaphylaxis (life–threatening allergic reaction), anemia, appetite loss, chest congestion or tightness, chills, confusion, constipation, convulsions, diarrhea, difficulty urinating, dizziness, dry mouth, nose, or throat, earlier–than–expected menstrual period, exaggerated feeling of well–being, excessive perspiration, excitement, faintness, fatigue, fluttery or throbbing heartbeat, frequent urination, hallucinations, headache, hives, hysteria, inability to urinate, increased appetite and weight gain, insomnia, irritability, lack of coordination, light sensitivity, liver problems, low blood pressure, nausea, nervousness, rapid heartbeat, rash and swelling, restlessness, ringing in the ears, sleepiness, stomach pain, stuffy nose, tingling or pins and needles, tremor, vertigo, vision problems (double vision, blurred vision), vomiting, weight gain, wheezing, yellow eyes and skin.

You must seek medical attention immediately if any of these side effects occur.