MHP-A Interactions
Showing entire list of all interactions, including brand names and combination drugs.
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Medications known to interact with MHP-A
O
- O-Cal-D (calcium / vitamin d)
- Obenix (phentermine)
- Obephen (phentermine)
- Obezine (phendimetrazine)
- Obredon (guaifenesin / hydrocodone)
- Oby-Cap (phentermine)
- Oby-Trim (phentermine)
- Ocella (drospirenone / ethinyl estradiol)
- Octocaine 100 (epinephrine / lidocaine)
- Ocu-Carpine (pilocarpine ophthalmic)
- Ocu-Phrin (phenylephrine ophthalmic)
- Ocu-Zoline (naphazoline ophthalmic)
- OcuClear (oxymetazoline ophthalmic)
- Ocuhist (naphazoline / pheniramine ophthalmic)
- Ocusert (pilocarpine ophthalmic)
- Odactra (house dust mite allergen extract)
- Ofev (nintedanib)
- Ofirmev (acetaminophen)
- ofloxacin
- olanzapine
- olanzapine / samidorphan
- Oleptro (trazodone)
- oliceridine
- Olinvyk (oliceridine)
- olmesartan
- olodaterol
- olodaterol / tiotropium
- olopatadine nasal
- Olumiant (baricitinib)
- Omeclamox-Pak (amoxicillin / clarithromycin / omeprazole)
- omeprazole
- omeprazole / sodium bicarbonate
- Omesec (omeprazole)
- Omidria (ketorolac / phenylephrine ophthalmic)
- Omnihist II LA (chlorpheniramine / methscopolamine / phenylephrine)
- Omnihist L.A. (chlorpheniramine / methscopolamine / phenylephrine)
- OMS (morphine)
- onabotulinumtoxinA
- ondansetron
- Ongentys (opicapone)
- Onset Forte (acetaminophen / chlorpheniramine / phenylephrine)
- Onsolis (fentanyl)
- Onzetra Xsail (sumatriptan)
- Opana (oxymorphone)
- Opana ER (oxymorphone)
- Opcon-A (naphazoline / pheniramine ophthalmic)
- opicapone
- opium
- Opium Deodorized (opium)
- Opium Tincture, Deodorized (opium)
- Opti-Clear (tetrahydrozoline ophthalmic)
- Optigene 3 (tetrahydrozoline ophthalmic)
- Optimine (azatadine)
- Or-Phen-Ade (chlorpheniramine / phenylpropanolamine)
- Orabloc (articaine / epinephrine)
- Oracit (citric acid/sodium citrate)
- Orajel Maximum Strength Toothache (acetaminophen)
- Oralair (mixed grass pollens allergen extract)
- Oramorph SR (morphine)
- Orap (pimozide)
- Orapred (prednisolone)
- Orapred ODT (prednisolone)
- Orasone (prednisone)
- Oratuss 12 (carbetapentane / guaifenesin / phenylephrine)
- Orbivan (acetaminophen / butalbital / caffeine)
- Orbivan CF (acetaminophen / butalbital)
- Ordov Febrigesic Paracetamol (acetaminophen)
- Ordrine (chlorpheniramine / phenylpropanolamine)
- Ordrine AT (caramiphen / phenylpropanolamine)
- Orenitram (treprostinil)
- Oretic (hydrochlorothiazide)
- Oreticyl 25 (deserpidine / hydrochlorothiazide)
- Oreticyl 50 (deserpidine / hydrochlorothiazide)
- Oreticyl Forte (deserpidine / hydrochlorothiazide)
- Orfro (orphenadrine)
- Orgaran (danaparoid)
- Orinase (tolbutamide)
- Orlaam (levomethadyl acetate)
- Orlenta (chlorpheniramine / pseudoephedrine)
- Ormalvi (dichlorphenamide)
- Ormazine (chlorpromazine)
- Ornade Spansules (chlorpheniramine / phenylpropanolamine)
- Ornex (acetaminophen / pseudoephedrine)
- Ornex Maximum Strength (acetaminophen / pseudoephedrine)
- orphenadrine
- Orphenate (orphenadrine)
- Orphengesic (aspirin / caffeine / orphenadrine)
- Orphengesic Forte (aspirin / caffeine / orphenadrine)
- Ortikos (budesonide)
- Orvaten (midodrine)
- Os-Cal (calcium carbonate)
- Os-Cal 500 Chewable (calcium / vitamin d)
- Os-Cal Calcium+D3 (calcium / vitamin d)
- Os-Cal Extra D3 (calcium / vitamin d)
- Osmolex ER (amantadine)
- OsmoPrep (sodium biphosphate / sodium phosphate)
- Osteocit D Plus (calcium / vitamin d)
- Otis Clapp Back Quell (acetaminophen / magnesium salicylate)
- Otrivin (xylometazoline nasal)
- Oxaydo (oxycodone)
- oxcarbazepine
- Oxecta (oxycodone)
- Oxtellar XR (oxcarbazepine)
- oxybutynin
- Oxycet (acetaminophen / oxycodone)
- oxycodone
- OxyContin (oxycodone)
- Oxydose (oxycodone)
- Oxyfast (oxycodone)
- Oxyfrin (oxymetazoline nasal)
- OxyIR (oxycodone)
- Oxymeta-12 (oxymetazoline nasal)
- oxymetazoline nasal
- oxymetazoline ophthalmic
- oxymetazoline topical
- oxymorphone
- oxytetracycline / phenazopyridine / sulfamethizole
- Oxytrol (oxybutynin)
- Oxytrol for Women (oxybutynin)
- Oysco 500 (calcium carbonate)
- Oysco 500 with D (calcium / vitamin d)
- Oysco D (calcium / vitamin d)
- Oysco D with Calcium (calcium / vitamin d)
- Oyst Cal (calcium carbonate)
- Oyst Cal 500 (calcium carbonate)
- Oyst-Cal-D (calcium / vitamin d)
- Oyster (calcium carbonate)
- Oyster Cal (calcium carbonate)
- Oyster Cal 500 (calcium carbonate)
- Oyster Calcium (calcium carbonate)
- Oyster Shell (calcium carbonate)
- Oyster Shell Calcium (calcium carbonate)
- Oyster Shell Calcium 500 (calcium carbonate)
- Oyster Shell Calcium with Vitamin D (calcium / vitamin d)
- Oyster-D (calcium / vitamin d)
- Oystercal-D (calcium / vitamin d)
- ozanimod
More about MHP-A (hyoscyamine / methenamine / methylene blue / phenyl salicylate)
- Check interactions
- Compare alternatives
- Side effects
- Dosage information
- Drug class: urinary antispasmodics
Related treatment guides
Drug Interaction Classification
| Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit. | |
| Moderately clinically significant. Usually avoid combinations; use it only under special circumstances. | |
| Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. | |
| No interaction information available. |
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.