Methocarbamol - Revision history

MDElliottMD: parser-claude: Methocarbamol MedTemplate refill, Top 300 stub upgrade

2026-05-23T07:02:03Z

parser-claude: Methocarbamol MedTemplate refill, Top 300 stub upgrade

← Older revision		Revision as of 07:02, 23 May 2026
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	{{MedTemplate		{{MedTemplate
	\| generic = Methocarbamol		\| generic = Methocarbamol
	\| brand = Robaxin		\| brand = Robaxin (oral, injectable)
	\| structure =		\| structure =
	\| classes = ~~Muscle~~ relaxant		\| classes = [[:Category:Skeletal muscle relaxants\|Skeletal muscle relaxant (centrally-acting)]]
	\| ~~mechanism~~ = ~~CNS mechanism incompletely understood~~		\| uses = <vote slug="acute-muscle-spasm-use">Short-term relief of muscle spasm from acute musculoskeletal conditions (FDA)</vote>, <vote slug="tetanus-adjunct-use">Tetanus adjunct (FDA, IV; rarely needed in current practice with immunization coverage)</vote>
	\| ~~uses~~ =		\| starting_dose = Oral: 1500 mg PO QID for 2-3 days (load), then 750-1500 mg QID maintenance. IV/IM: 1000 mg every 8 hours for acute spasm
	\| ~~starting_dose~~ =		\| preparations = Tablets 500, 750 mg; injection 100 mg/mL
	\| ~~preparations~~ =		\| fda_max = 8 g/day (oral, short-term load); 6 g/day (chronic)
	\| ~~fda_max~~ =		\| pill_id =
	\| routes =		\| routes = Oral, intramuscular, intravenous
	\| onset =		\| onset = ~30 minutes (oral)
	\| duration =		\| duration = 4-6 hours
	\| halflife =		\| halflife = 1-2 hours<ref name="robaxin-label">FDA Prescribing Information, Robaxin (methocarbamol), Pfizer/various, current revision. https://www.accessdata.fda.gov/drugsatfda_docs/label/2010/011011s032lbl.pdf</ref>
	\| bioavailability =		\| bioavailability = ~100% (oral; near-complete absorption)<ref name="robaxin-label" />
	\| pregnancy =		\| pregnancy = Limited human data.{{citation needed}}
	\| legal =		\| legal = [[USLegal:Prescription only\|Rx-only]] in US. Not a controlled substance, distinguishing it from carisoprodol which is Schedule IV<ref name="robaxin-label" />
	\| ~~intro~~ =		\| mechanism = <vote slug="methocarbamol-mech-claim">Centrally-acting skeletal muscle relaxant with mechanism not fully elucidated; effects appear mediated through general central nervous system depression rather than direct muscle relaxation or specific receptor activity. The lack of receptor-specific action explains both the relatively mild side-effect profile and the variable efficacy across patients.</vote> May cause harmless '''brown, black, blue, or green urine discoloration''' (the classic counseling point). Not associated with the abuse-liability concerns of carisoprodol or the anticholinergic burden of cyclobenzaprine, making methocarbamol a reasonable choice in elderly patients<ref name="robaxin-label" />.
	\| ~~pharmacokinetics~~ =
	~~\| pharmacodynamics~~ =
	~~\| indications =~~
	~~\| dosing =~~
	\| effects =
	~~\| interactions =~~ <~~pharmaInteractions~~/>
	~~\| pregnancy_details =~~
	~~\| monitoring =~~
	\| counseling =
	~~\| anecdotes =~~
	~~\| seealso =~~
	~~\| references~~ =
	}}		}}

	[[Category:~~Muscle~~ relaxants]]		== References ==
			<references />

			[[Category:Skeletal muscle relaxants]]

MDElliottMD: Tier 1 taxonomy consolidation: removed redundant Category:Muscle_Relaxants (canonical already present)

2026-05-21T17:01:57Z

Tier 1 taxonomy consolidation: removed redundant Category:Muscle_Relaxants (canonical already present)

← Older revision		Revision as of 17:01, 21 May 2026
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	[[Category:Muscle relaxants]]		[[Category:Muscle relaxants]]
	~~[[Category:Muscle_Relaxants]]~~

MDElliottMD: Dedupe migration per interface-claude 2026-05-20: Muscle Relaxants (CNS-acting) merged into canonical Muscle relaxants. Member retagged.

2026-05-19T18:00:19Z

Dedupe migration per interface-claude 2026-05-20: Muscle Relaxants (CNS-acting) merged into canonical Muscle relaxants. Member retagged.

← Older revision		Revision as of 18:00, 19 May 2026
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	}}		}}

			[[Category:Muscle relaxants]]
	[[Category:Muscle ~~Relaxants (CNS-acting)~~]]
	[[Category:Muscle_Relaxants]]		[[Category:Muscle_Relaxants]]

MediaWiki default: Assign pharmacological categories from List_of_CNS-active_medicines

2026-05-14T15:07:07Z

Assign pharmacological categories from List_of_CNS-active_medicines

← Older revision		Revision as of 15:07, 14 May 2026
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	}}		}}


			[[Category:Muscle Relaxants (CNS-acting)]]
	[[Category:Muscle_Relaxants]]		[[Category:Muscle_Relaxants]]

MDElliottMD: Pharmacopedia: add

2026-05-14T03:30:59Z

Pharmacopedia: add <pharmaInteractions/>

← Older revision		Revision as of 03:30, 14 May 2026
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	\| dosing =		\| dosing =
	\| effects =		\| effects =
	\| interactions =		\| interactions = <pharmaInteractions/>
	\| pregnancy_details =		\| pregnancy_details =
	\| monitoring =		\| monitoring =

MDElliottMD: Pharmacopedia: remove contraindications parameter

2026-05-14T02:40:41Z

Pharmacopedia: remove contraindications parameter

← Older revision		Revision as of 02:40, 14 May 2026
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	\| dosing =		\| dosing =
	\| effects =		\| effects =
	~~\| contraindications =~~
	\| interactions =		\| interactions =
	\| pregnancy_details =		\| pregnancy_details =

MDElliottMD: Added empty fda_max parameter to MedTemplate call

2026-05-13T02:32:55Z

Added empty fda_max parameter to MedTemplate call

← Older revision		Revision as of 02:32, 13 May 2026
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	\| starting_dose =		\| starting_dose =
	\| preparations =		\| preparations =
			\| fda_max =
	\| routes =		\| routes =
	\| onset =		\| onset =
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	[[Category:Muscle_Relaxants]]		[[Category:Muscle_Relaxants]]

MDElliottMD: Expand stub to full MedTemplate parameter set

2026-05-13T01:00:00Z

Expand stub to full MedTemplate parameter set

@@ Line 1: / Line 1: @@
 {{MedTemplate
-| generic           = Methocarbamol
+| generic            = Methocarbamol
-| brand             = Robaxin
+| brand              = Robaxin
-| classes           = Muscle relaxant
+| structure          =
-| mechanism         = CNS mechanism incompletely understood
+| classes            = Muscle relaxant
 }}
 [[Category:Muscle_Relaxants]]

MDElliottMD: Auto-created stub

2026-05-13T00:00:00Z

Auto-created stub

New page

{{MedTemplate
| generic = Methocarbamol
| brand = Robaxin
| classes = Muscle relaxant
| mechanism = CNS mechanism incompletely understood
}}
[[Category:Muscle_Relaxants]]