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OTC
Constipation
| Question | Answer |
|---|---|
| Bulk forming laxatives | takes 2-3 days; psyllium seed, methylcellulose, carboxymethyl cellulose, calcium polycarbophil, malt soup extract |
| psyllium seed | metamucil, perdiem |
| methylcellulose | citrucel |
| calcium polycarbophil | fibercon |
| malt soup extract | maltsupex |
| emollient laxatives | takes two to three days; doscusate sodium, docusate calcium, docusate potassium |
| stimulant laxatives take | 6-12 hours |
| stimulant laxatives | senna, bisacodyl, castor oil |
| senna | sennokot, Ex-Lax |
| Bisacodyl | Ducolax supp or tabs; rectal - 15-60 minutes; PO - 6-8 hrs; ok for breastfeeding |
| castor oil | takes 2-6 hours; CI in pregnancy |
| dangers of stimulant laxative use | laxative habit, cathartic colon, melanosis coli, loss of fluid and electrolytes, cramping pains |
| hyperosmotic laxatives | glycerin; takes 30 minutes; safe for infants |
| glycerin products | glycerin suppositories; Fleets babylax |
| saline and osmotic laxatives | rectal - 30 minutes; PO - 30 minutes - 4 hours; magnesium hydroxide, magnesium citrate, magnesium sulfate, sodium phosphate |
| magnesium hydroxide | milk of mag |
| mag citrate | citrate of magnesia |
| mag sulfate | epsom salts |
| sodium phosphate | fleet phospho-soda |
| saline and osmotic laxatives CI in | renal dysfunctio, CHF, HTN |
| lubricant laxatives | onset is 6-8 hours; mineral oil, olive oil, Senokot S - Docusate and Senna |
| lubricant laxatives CI | children and elderly; dont give with stool softeners |
| Fleets enema | monobasic and dibasic sodium phosphates |
| recommend this in pregnant | stool softeners or bulk forming laxatives |